46:"/_next/static/chunks/2g8w-80ml0qgh.js" 47:"/_next/static/chunks/0iv56yrji_20j.js" 48:"/_next/static/chunks/07n38_x1c5ol5.js" 49:"/_next/static/chunks/3i6o_ezb7k38p.js" 4a:"/_next/static/chunks/2pzht2w_wvlxv.js" 4b:"/_next/static/chunks/09f5cfkroz048.js" 4c:"/_next/static/chunks/0wa9m1-tphf9u.js" 4d:"/_next/static/chunks/1jl6tco-uuy-j.js" 4e:"/_next/static/chunks/0lc44eilyyvky.js" 4f:"/_next/static/chunks/44eddfb82mqw7.js" 50:"/_next/static/chunks/0rh88mo92_eun.js" 51:"/_next/static/chunks/19bc9syhv3w28.js" 52:"/_next/static/chunks/3inwsphehwqfi.js" 53:"/_next/static/chunks/1nyz-fz1mk3y6.js" 54:"/_next/static/chunks/2ozcrjb_hh74t.js" 55:"/_next/static/chunks/1kjhudvr8aesf.js" 56:"/_next/static/chunks/1ot1rbfa0d_n4.js" 57:"/_next/static/chunks/20k3408cq3fwt.js" 58:"/_next/static/chunks/1_lo_qve3gu86.js" 59:"/_next/static/chunks/3di53f0fz7pw_.js" 5a:"/_next/static/chunks/3m1xjj5kw5fie.js" 5b:"/_next/static/chunks/0oag6lffx7d01.js" 5c:"/_next/static/chunks/082jo-0ajazgr.js" 5d:"/_next/static/chunks/0-a64pg0hn7g7.js" 5e:"/_next/static/chunks/09nq57stwzkgf.js" 5f:"/_next/static/chunks/253gnmj0-cj17.js" 60:"/_next/static/chunks/3k2gyg36fnag_.js" 61:"/_next/static/chunks/0so1i35v7xcta.js" 62:"/_next/static/chunks/0i3-eynrkvqi7.js" 63:"/_next/static/chunks/0o80ztgn9c32o.js" 64:"/_next/static/chunks/2ef57x_ulp7g8.js" 65:"/_next/static/chunks/40mq7ggq-ozo4.js" 66:"/_next/static/chunks/1tn-0fivsxsv1.js" 67:"/_next/static/chunks/0hlb44ca7-4a2.js" 68:"/_next/static/chunks/3w3w0o8onfo6c.js" 69:"/_next/static/chunks/1k6nz21j59212.js" 6a:"/_next/static/chunks/0vq-rot4_1_4v.js" 6b:"/_next/static/chunks/2k8pepwc4pxns.js" 6c:"/_next/static/chunks/3tkuay-4u7wpt.js" 6d:"/_next/static/chunks/18ggtgz2yf759.js" 6e:"/_next/static/chunks/249z4re91ru3g.js" 6f:"/_next/static/chunks/20329i6m_04t6.js" 70:I[593304,["$2d","$2e","$2f","$30","$31","$32","$46","$47","$48","$49","$4a","$4b","$4c","$4d","$4e","$4f","$50","$51","$52","$53","$54","$55","$56","$57","$58","$59","$5a","$5b","$5c","$5d","$5e","$5f","$60","$61","$62","$63","$64","$65","$66","$67","$68","$69","$6a","$6b","$6c","$6d","$6e","$6f"],"OwnedHydration"] 71:T42f,Before diving into technical requirements, we must deeply understand the ride-sharing domain. This understanding prevents building systems that are technically sound but miss fundamental business realities. **The Core Actors:** A ride-sharing platform serves as a **two-sided marketplace** connecting: 1. **Riders** — Users who need transportation from point A to point B 2. **Drivers** — Independent contractors who provide transportation using their personal vehicles Unlike traditional taxi services where a company owns vehicles and employs drivers, ride-sharing platforms are pure **software marketplaces**. They own no vehicles and employ no drivers directly. This creates unique technical challenges around: - **Supply elasticity**: Driver availability fluctuates based on external factors (weather, events, time of day) - **Geographic fragmentation**: Supply and demand are hyperlocal—drivers in Manhattan don't help riders in Brooklyn - **Real-time coordination**: Both supply and demand are mobile, creating a constantly shifting optimization problem72:T569,=== RIDE REQUEST VOLUME === Daily active riders: 20 million globally Average rides per active rider per day: 1.25 Daily total rides: 25 million rides/day Rides per second (average): 25M / 86,400 = ~290 rides/second Peak multiplier: 4x average Peak rides per second: ~1,200 rides/second === DRIVER LOCATION UPDATES === Active drivers at peak: 5 million globally Location update frequency: 1 update per 4 seconds Updates per second: 5M / 4 = 1.25 million updates/second Each location update payload: - driver_id: 8 bytes - latitude: 8 bytes (double) - longitude: 8 bytes (double) - timestamp: 8 bytes - heading: 4 bytes - speed: 4 bytes - accuracy: 4 bytes Total: ~50 bytes per update Location data ingestion rate: 1.25M × 50 = 62.5 MB/second = 5.4 TB/day === MAP MATCHING AND ROUTING === Each ride requires: - Initial ETA calculation: 1 call - Route calculation at pickup: 1 call - Re-routing during trip: ~2-3 calls average Routing calls per ride: ~4-5 calls Routing calls per second (peak): 1,200 × 5 = 6,000 calls/second === STORAGE ESTIMATION === Trip record size: ~2 KB (includes route polyline, payment details, etc.) Daily new trip data: 25M × 2 KB = 50 GB/day raw With indexes and replication: ~200 GB/day Location history (for analytics): - 1.25M updates/sec × 50 bytes × 86,400 sec = 5.4 TB/day raw - Typically downsampled for long-term storage: ~500 GB/day45:["$","$L70",null,{"owner":"anonymous","state":{"mutations":[],"queries":[{"dehydratedAt":1792199794508,"state":{"data":{"json":{"archivedAt":null,"id":"seed_8e9996a306ee9551b4e0eb8e18423c97","slug":"hld-system-design","title":"High-Level System Design","description":"Master high-level system design across 44 chapters and 1338+ pages.","image":null,"color":"#2563EB","keyTopics":["Scalability and reliability","Distributed systems","Storage and databases","Caching and performance","Messaging and eventing","Security and observability","Cloud architecture","System design interviews"],"estimatedHours":223,"problemCount":0,"visualizerCount":0,"quizCount":0,"learningCount":1338,"difficulty":"INTERMEDIATE","idealFor":["Backend engineers","Senior software developers","Architect aspirants","Interview candidates"],"prerequisites":["Basic web and backend concepts","Databases and networking fundamentals","Experience building production services"],"skillsGained":["Requirement decomposition","Scalable architecture design","Trade-off analysis","Reliability planning","Performance optimization","Interview communication"],"outcomes":["Design robust distributed systems","Choose appropriate architecture patterns","Evaluate consistency and availability trade-offs","Plan for scale, resilience, and cost","Perform strongly in HLD interviews"],"overview":"This HLD learning path builds system design intuition from first principles to large-scale architecture patterns.\n\n**What you'll learn:**\n• Requirements and constraints analysis\n• Scalability, availability, and consistency\n• Caching, load balancing, and data partitioning\n• Messaging and event-driven systems\n• Observability and security foundations\n• Real-world architecture case studies","createdAt":"2026-10-15T17:47:45.111Z","updatedAt":"2026-10-15T17:54:18.880Z","modules":[{"id":"seed_cd72c83576dd62ca09670a67e05c0bfc","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 1: Introduction To System Design","sectionOrder":1,"title":"What Is System Design","order":1,"contentType":"LEARNING","contentSlug":"what-is-system-design","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.112Z"},{"id":"seed_b32f7761f5d7f2db52111698d8b9eead","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 1: Introduction To System Design","sectionOrder":1,"title":"Hld Vs Lld","order":2,"contentType":"LEARNING","contentSlug":"hld-vs-lld","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_bb50779acfd07cbd55111f771af209c5","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 1: Introduction To System Design","sectionOrder":1,"title":"Why System Design Matters","order":3,"contentType":"LEARNING","contentSlug":"why-system-design-matters","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_3a2d6fd6b10f3375ff7c690b2bfe76bf","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 1: Introduction To System Design","sectionOrder":1,"title":"Thinking At Scale","order":4,"contentType":"LEARNING","contentSlug":"thinking-at-scale","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_44528401a37ff5cf31ff1f3878289865","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 1: Introduction To System Design","sectionOrder":1,"title":"System Design In Interviews Vs Real World","order":5,"contentType":"LEARNING","contentSlug":"system-design-in-interviews-vs-real-world","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_f01cf0319df8fb81d1acc89d516d57a7","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 1: Introduction To System Design","sectionOrder":1,"title":"Prerequisites And Learning Path","order":6,"contentType":"LEARNING","contentSlug":"hld-prerequisites-and-learning-path","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_0dd9e5a8f6ab375627417b887a09858d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 2: System Design Thinking","sectionOrder":2,"title":"Requirements Gathering","order":1,"contentType":"LEARNING","contentSlug":"hld-requirements-gathering","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_dda68a0aa0e21d2b93dbfef361f7ed19","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 2: System Design Thinking","sectionOrder":2,"title":"Back Of Envelope Estimation","order":2,"contentType":"LEARNING","contentSlug":"hld-system-design-thinking-back-of-envelope-estimation","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_955d00b5fbfda52554f0192dbaa85c82","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 2: System Design Thinking","sectionOrder":2,"title":"Trade Off Analysis","order":3,"contentType":"LEARNING","contentSlug":"trade-off-analysis","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_9401f4ee0403deccaf6d9d9469d495ee","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 2: System Design Thinking","sectionOrder":2,"title":"Constraints And Bottlenecks","order":4,"contentType":"LEARNING","contentSlug":"constraints-and-bottlenecks","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_a56034cf773533afa865673c3f79a861","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 2: System Design Thinking","sectionOrder":2,"title":"Iterative Design Process","order":5,"contentType":"LEARNING","contentSlug":"iterative-design-process","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_be21ec3e84ad876f40c9da9a18c5c610","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 2: System Design Thinking","sectionOrder":2,"title":"Documentation And Communication","order":6,"contentType":"LEARNING","contentSlug":"documentation-and-communication","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_e505f27e22be9486f358608ec9a66ddc","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 3: Client Server And Service Architecture","sectionOrder":3,"title":"Client Server Model","order":1,"contentType":"LEARNING","contentSlug":"hld-client-server-model","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_ea4d09e8b13d138cf5fb7f743804691f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 3: Client Server And Service Architecture","sectionOrder":3,"title":"Single Tier Vs Multi Tier Architecture","order":2,"contentType":"LEARNING","contentSlug":"single-tier-vs-multi-tier-architecture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_9d094878179f7e4f19b264d583395bf1","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 3: Client Server And Service Architecture","sectionOrder":3,"title":"Stateless Vs Stateful Services","order":3,"contentType":"LEARNING","contentSlug":"stateless-vs-stateful-services","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_86d6e928662c1990bd91dceaba20374e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 3: Client Server And Service Architecture","sectionOrder":3,"title":"Thin Client Vs Thick Client","order":4,"contentType":"LEARNING","contentSlug":"thin-client-vs-thick-client","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_ec58b331676a1efe0319ee0ec2332367","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 3: Client Server And Service Architecture","sectionOrder":3,"title":"Monolith Vs Microservices Vs Modular Monolith","order":5,"contentType":"LEARNING","contentSlug":"monolith-vs-microservices","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_4831e52caf84c81c5146218d8974c6c5","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 3: Client Server And Service Architecture","sectionOrder":3,"title":"Service Discovery Mechanisms","order":6,"contentType":"LEARNING","contentSlug":"service-discovery-mechanisms","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_31582e9cd55998cffe0ac1105841722e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 4: Distributed Systems Fundamentals","sectionOrder":4,"title":"What Is A Distributed System","order":1,"contentType":"LEARNING","contentSlug":"what-is-a-distributed-system","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_f4fd618fa5d4af98a092cad764de88df","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 4: Distributed Systems Fundamentals","sectionOrder":4,"title":"Fallacies Of Distributed Computing","order":2,"contentType":"LEARNING","contentSlug":"fallacies-of-distributed-computing","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_9159454b9c9fbe0765b3102fa21785d7","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 4: Distributed Systems Fundamentals","sectionOrder":4,"title":"Cap Theorem","order":3,"contentType":"LEARNING","contentSlug":"hld-cap-theorem","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z"},{"id":"seed_48fe4c1ef3585932b2cf127ac6d17961","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 4: Distributed Systems Fundamentals","sectionOrder":4,"title":"Pacelc Theorem","order":4,"contentType":"LEARNING","contentSlug":"pacelc-theorem","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_95859b467494cc821396715416c20dbe","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 4: Distributed Systems Fundamentals","sectionOrder":4,"title":"Time In Distributed Systems","order":5,"contentType":"LEARNING","contentSlug":"time-in-distributed-systems","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_2d7c9bb7660a0efaa6d16586354e7b29","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 4: Distributed Systems Fundamentals","sectionOrder":4,"title":"Ordering And Causality","order":6,"contentType":"LEARNING","contentSlug":"ordering-and-causality","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_94f05a592e7a9b03857a6544ce1b6e59","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 5: Distributed Coordination And Consensus","sectionOrder":5,"title":"The Consensus Problem","order":1,"contentType":"LEARNING","contentSlug":"the-consensus-problem","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_5be00e8a43670968aa4dad89b05cc722","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 5: Distributed Coordination And Consensus","sectionOrder":5,"title":"Paxos Algorithm","order":2,"contentType":"LEARNING","contentSlug":"paxos-algorithm","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_ac2394a9e5201b1a5381626497ef2776","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 5: Distributed Coordination And Consensus","sectionOrder":5,"title":"Raft Algorithm","order":3,"contentType":"LEARNING","contentSlug":"raft-algorithm","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_71f99d8b59b19bf10e58237116eaa99c","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 5: Distributed Coordination And Consensus","sectionOrder":5,"title":"Zab Zookeeper Atomic Broadcast","order":4,"contentType":"LEARNING","contentSlug":"zab-zookeeper-atomic-broadcast","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_2f91275eebd25912bf56eb087041e788","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 5: Distributed Coordination And Consensus","sectionOrder":5,"title":"Distributed Locking","order":5,"contentType":"LEARNING","contentSlug":"distributed-locking","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_a864aee809a31f660fd703c290f21a28","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 5: Distributed Coordination And Consensus","sectionOrder":5,"title":"Leader Election","order":6,"contentType":"LEARNING","contentSlug":"leader-election","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_ec045f581859451f2e3bfc6953784dcf","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 5: Distributed Coordination And Consensus","sectionOrder":5,"title":"Coordination Services","order":7,"contentType":"LEARNING","contentSlug":"coordination-services","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_2ffa3b25335736298bb865cd8837896e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 6: Scalability Fundamentals","sectionOrder":6,"title":"What Is Scalability","order":1,"contentType":"LEARNING","contentSlug":"what-is-scalability","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_bfbf8a8efec340b7f4c5d4e7871b4424","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 6: Scalability Fundamentals","sectionOrder":6,"title":"Horizontal Vs Vertical Scaling","order":2,"contentType":"LEARNING","contentSlug":"horizontal-vs-vertical-scaling","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_72219a9fba9efb0d6715d1c47b0315ea","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 6: Scalability Fundamentals","sectionOrder":6,"title":"Scaling Strategies","order":3,"contentType":"LEARNING","contentSlug":"scaling-strategies","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_27e9cc64f96ba68cda3309bb18522f92","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 6: Scalability Fundamentals","sectionOrder":6,"title":"Auto Scaling","order":4,"contentType":"LEARNING","contentSlug":"auto-scaling","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_6f42f716775828165d6c30111e7f4612","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 6: Scalability Fundamentals","sectionOrder":6,"title":"Geo Distributed Architecture","order":5,"contentType":"LEARNING","contentSlug":"geo-distributed-architecture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_86cafe8946e2de0db339228cb731bf95","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 6: Scalability Fundamentals","sectionOrder":6,"title":"Scaling Playbook","order":6,"contentType":"LEARNING","contentSlug":"scaling-playbook","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_eda58769f45af5457dbc62db84643cd3","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 7: Load Balancing And Traffic Routing","sectionOrder":7,"title":"What Is Load Balancing","order":1,"contentType":"LEARNING","contentSlug":"what-is-load-balancing","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_2becbe3e4c17b520fa33baf8a11bdd64","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 7: Load Balancing And Traffic Routing","sectionOrder":7,"title":"Layer 4 Vs Layer 7 Load Balancing","order":2,"contentType":"LEARNING","contentSlug":"layer-4-vs-layer-7-load-balancing","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_205244687ba56e2a8567ec822f3d58f0","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 7: Load Balancing And Traffic Routing","sectionOrder":7,"title":"Load Distribution Algorithms","order":3,"contentType":"LEARNING","contentSlug":"load-distribution-algorithms","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_38069fa7f516d48ec991e6dbf67badfb","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 7: Load Balancing And Traffic Routing","sectionOrder":7,"title":"Session Persistence Sticky Sessions","order":4,"contentType":"LEARNING","contentSlug":"session-persistence-sticky-sessions","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_7d0615cd6f1504310551832ae1675d63","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 7: Load Balancing And Traffic Routing","sectionOrder":7,"title":"Health Checks And Failover","order":5,"contentType":"LEARNING","contentSlug":"health-checks-and-failover","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z"},{"id":"seed_8de057a7b5ace87ee65f97d94e7da235","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 7: Load Balancing And Traffic Routing","sectionOrder":7,"title":"Global Load Balancing And Anycast","order":6,"contentType":"LEARNING","contentSlug":"global-load-balancing-and-anycast","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_9582d82528e370a4da3694897acd65d3","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 7: Load Balancing And Traffic Routing","sectionOrder":7,"title":"Load Balancer Comparison","order":7,"contentType":"LEARNING","contentSlug":"load-balancer-comparison","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_e9d651213d01f50861224fddc574d8eb","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 8: Caching Strategies","sectionOrder":8,"title":"Why Caching Matters","order":1,"contentType":"LEARNING","contentSlug":"hld-why-caching-matters","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_216df00e7cc529ab4e08d97aff7eef0e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 8: Caching Strategies","sectionOrder":8,"title":"Caching Layers","order":2,"contentType":"LEARNING","contentSlug":"caching-layers","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_667fe871aba8e985ec485343c9a34118","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 8: Caching Strategies","sectionOrder":8,"title":"Write Through Caching","order":3,"contentType":"LEARNING","contentSlug":"write-through-caching","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_375ca498400efe44f6715ff03f51d523","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 8: Caching Strategies","sectionOrder":8,"title":"Write Back Caching","order":4,"contentType":"LEARNING","contentSlug":"write-back-caching","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_565516923c271213a8ea543438eb17f2","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 8: Caching Strategies","sectionOrder":8,"title":"Write Around Caching","order":5,"contentType":"LEARNING","contentSlug":"write-around-caching","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_fb1073dff91cf5183b544aae85793e11","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 8: Caching Strategies","sectionOrder":8,"title":"Cache Invalidation Strategies","order":6,"contentType":"LEARNING","contentSlug":"hld-cache-invalidation-strategies","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_b740555b0b1fa7e872cbe9091a055eba","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 8: Caching Strategies","sectionOrder":8,"title":"Cdn Caching","order":7,"contentType":"LEARNING","contentSlug":"cdn-caching","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_cec1ce23de6ce474aac312c37479aca2","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 8: Caching Strategies","sectionOrder":8,"title":"Distributed Cache Systems","order":8,"contentType":"LEARNING","contentSlug":"distributed-cache-systems","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_f634228fec7d7df2737fdec9c17cfb0d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 9: Performance Optimization","sectionOrder":9,"title":"Performance Metrics","order":1,"contentType":"LEARNING","contentSlug":"performance-metrics","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_69fb7062f03c8df31452b9b97d0ac4cb","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 9: Performance Optimization","sectionOrder":9,"title":"Identifying Bottlenecks","order":2,"contentType":"LEARNING","contentSlug":"identifying-bottlenecks","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_085ee8bfceb591a77600c22e38404d6f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 9: Performance Optimization","sectionOrder":9,"title":"Latency Optimization","order":3,"contentType":"LEARNING","contentSlug":"latency-optimization","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_8eb51e526b02b23bc626bdab55917bd0","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 9: Performance Optimization","sectionOrder":9,"title":"Throughput Optimization","order":4,"contentType":"LEARNING","contentSlug":"throughput-optimization","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_1ade4b30aedd90a17918102a9dc1658b","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 9: Performance Optimization","sectionOrder":9,"title":"Database Performance","order":5,"contentType":"LEARNING","contentSlug":"database-performance","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_d3930210e3143b963535f4cfa8a98d1f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 9: Performance Optimization","sectionOrder":9,"title":"Profiling And Monitoring","order":6,"contentType":"LEARNING","contentSlug":"profiling-and-monitoring","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_4c211e8f3805bb1a831381b9c05ab3f0","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 10: Database Fundamentals","sectionOrder":10,"title":"Why Databases Matter","order":1,"contentType":"LEARNING","contentSlug":"why-databases-matter","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_be3e9b67faee22c3ef1e41568567b1aa","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 10: Database Fundamentals","sectionOrder":10,"title":"Sql Vs Nosql","order":2,"contentType":"LEARNING","contentSlug":"sql-vs-nosql","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_df3a4b074ff49d03188ae38aa4ebe2ad","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 10: Database Fundamentals","sectionOrder":10,"title":"Acid Properties","order":3,"contentType":"LEARNING","contentSlug":"hld-acid-properties","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_54bd62618632090f665e8e539e8f3b75","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 10: Database Fundamentals","sectionOrder":10,"title":"Base Properties","order":4,"contentType":"LEARNING","contentSlug":"base-properties","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_b2b05c19edc3e40a98d09a0c5a905571","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 10: Database Fundamentals","sectionOrder":10,"title":"Data Modeling Fundamentals","order":5,"contentType":"LEARNING","contentSlug":"data-modeling-fundamentals","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z"},{"id":"seed_f69895f945c782f14fca0ce60d28898a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 10: Database Fundamentals","sectionOrder":10,"title":"Indexes And Query Performance","order":6,"contentType":"LEARNING","contentSlug":"indexes-and-query-performance","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_07c882b0cf63eb9d5e4b61eab4472732","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 11: Database Replication Partitioning","sectionOrder":11,"title":"Why Replication","order":1,"contentType":"LEARNING","contentSlug":"why-replication","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_3247f08295b2a0f20f3bbf36b1a0bdc1","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 11: Database Replication Partitioning","sectionOrder":11,"title":"Leader Follower Replication","order":2,"contentType":"LEARNING","contentSlug":"leader-follower-replication","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_03d472c4364599ba5bd71bcf645b0b38","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 11: Database Replication Partitioning","sectionOrder":11,"title":"Leaderless Replication","order":3,"contentType":"LEARNING","contentSlug":"leaderless-replication","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_2aa3cb11f23f35c49e0b763ca7de35fa","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 11: Database Replication Partitioning","sectionOrder":11,"title":"Multi Leader Replication","order":4,"contentType":"LEARNING","contentSlug":"multi-leader-replication","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_3321ed236605be884459089235602958","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 11: Database Replication Partitioning","sectionOrder":11,"title":"Quorum Based Replication","order":5,"contentType":"LEARNING","contentSlug":"quorum-based-replication","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_2513533c571c909001339b03ff0c5704","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 11: Database Replication Partitioning","sectionOrder":11,"title":"Sharding Partitioning","order":6,"contentType":"LEARNING","contentSlug":"sharding-partitioning","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_7fc2cf8319abd6e3f78bb1c1ecfc662f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 11: Database Replication Partitioning","sectionOrder":11,"title":"Rebalancing And Resharding","order":7,"contentType":"LEARNING","contentSlug":"rebalancing-and-resharding","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_cc38c029ac6bc10b37038f8af3a6545c","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 12: Sql Databases Deep Dive","sectionOrder":12,"title":"Postgresql","order":1,"contentType":"LEARNING","contentSlug":"postgresql","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_d3084e3e11ecb6c7d8c86fb4bc7a2699","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 12: Sql Databases Deep Dive","sectionOrder":12,"title":"Mysql","order":2,"contentType":"LEARNING","contentSlug":"mysql","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_fb09932456f947c06f6ee92782befb28","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 12: Sql Databases Deep Dive","sectionOrder":12,"title":"Query Optimization","order":3,"contentType":"LEARNING","contentSlug":"query-optimization","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_21484056bce30b81e20341597bf8b717","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 12: Sql Databases Deep Dive","sectionOrder":12,"title":"Connection Pooling","order":4,"contentType":"LEARNING","contentSlug":"hld-connection-pooling","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_d80b3eb695b786039fed6497f8b4fb04","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 12: Sql Databases Deep Dive","sectionOrder":12,"title":"Read Replicas","order":5,"contentType":"LEARNING","contentSlug":"read-replicas","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_5adf24600f74c2151a00d96989649143","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 12: Sql Databases Deep Dive","sectionOrder":12,"title":"Sql Database Scaling Patterns","order":6,"contentType":"LEARNING","contentSlug":"sql-database-scaling-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_9e5d072d22a6d33e716abde30c7fa76d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 13: Nosql Databases Deep Dive","sectionOrder":13,"title":"Key Value Stores","order":1,"contentType":"LEARNING","contentSlug":"hld-key-value-stores","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_8a88f2a743ed567069e5500b43493216","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 13: Nosql Databases Deep Dive","sectionOrder":13,"title":"Document Stores","order":2,"contentType":"LEARNING","contentSlug":"mastering-mongodb-2024","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_cef90efd5a3dbacb4deb918a4398e3ce","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 13: Nosql Databases Deep Dive","sectionOrder":13,"title":"Wide Column Stores","order":3,"contentType":"LEARNING","contentSlug":"wide-column-stores","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_9742b99902877de37c5c7bcad00ed96f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 13: Nosql Databases Deep Dive","sectionOrder":13,"title":"Graph Databases","order":4,"contentType":"LEARNING","contentSlug":"hld-graph-databases","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_eb35904786a38494e3380516908c1012","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 13: Nosql Databases Deep Dive","sectionOrder":13,"title":"Time Series Databases","order":5,"contentType":"LEARNING","contentSlug":"hld-time-series-databases","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_617d4bac22fe293dc261ea9406c9b41f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 13: Nosql Databases Deep Dive","sectionOrder":13,"title":"Choosing The Right Nosql Database","order":6,"contentType":"LEARNING","contentSlug":"choosing-the-right-nosql-database","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_3d18c9f4eeb97e00ce4fd85a4dd03d0d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 14: Real World Database Architectures","sectionOrder":14,"title":"Google Spanner","order":1,"contentType":"LEARNING","contentSlug":"google-spanner","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_f82665e050c66abee8b7b707c7da5279","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 14: Real World Database Architectures","sectionOrder":14,"title":"Amazon Dynamodb","order":2,"contentType":"LEARNING","contentSlug":"amazon-dynamodb","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z"},{"id":"seed_2f3d15d7171f35942166e2b32c40b24a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 14: Real World Database Architectures","sectionOrder":14,"title":"Apache Cassandra","order":3,"contentType":"LEARNING","contentSlug":"apache-cassandra","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_592c6a76e8734affae860ecb95b96056","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 14: Real World Database Architectures","sectionOrder":14,"title":"Cockroachdb","order":4,"contentType":"LEARNING","contentSlug":"cockroachdb","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_f44ff7804ce0c2e95e2c706329fa3612","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 14: Real World Database Architectures","sectionOrder":14,"title":"Tidb","order":5,"contentType":"LEARNING","contentSlug":"tidb","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_f3933fee46b128644aeabf1484461e4d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 14: Real World Database Architectures","sectionOrder":14,"title":"Foundationdb","order":6,"contentType":"LEARNING","contentSlug":"foundationdb","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_6cfd1e739671aca68f248ad4cacfea55","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 15: Data Consistency Conflict Resolution","sectionOrder":15,"title":"Consistency Models Overview","order":1,"contentType":"LEARNING","contentSlug":"consistency-models-overview","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_d2f62d19f014f2428dddacfe8c1573ce","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 15: Data Consistency Conflict Resolution","sectionOrder":15,"title":"Strong Consistency","order":2,"contentType":"LEARNING","contentSlug":"strong-consistency","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_da2b53b9f6929d7af9b4c1467d5e394d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 15: Data Consistency Conflict Resolution","sectionOrder":15,"title":"Eventual Consistency","order":3,"contentType":"LEARNING","contentSlug":"eventual-consistency","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_3ba524f629ebe41b5cb9c8630ab1dced","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 15: Data Consistency Conflict Resolution","sectionOrder":15,"title":"Causal Consistency","order":4,"contentType":"LEARNING","contentSlug":"causal-consistency","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_cf0bc06c39e914cea5cf91dd544930ea","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 15: Data Consistency Conflict Resolution","sectionOrder":15,"title":"Conflict Resolution Strategies","order":5,"contentType":"LEARNING","contentSlug":"conflict-resolution-strategies","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_1ede8fc4d119ce321c089f5704a9f2c0","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 15: Data Consistency Conflict Resolution","sectionOrder":15,"title":"Crdts","order":6,"contentType":"LEARNING","contentSlug":"crdts","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_4e642efeb897915ab701da3a92cbca23","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 16: Distributed Data Patterns","sectionOrder":16,"title":"Cqrs Pattern","order":1,"contentType":"LEARNING","contentSlug":"cqrs-pattern","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_66a715a68bf07359b82cd2a1d5631191","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 16: Distributed Data Patterns","sectionOrder":16,"title":"Event Sourcing","order":2,"contentType":"LEARNING","contentSlug":"hld-distributed-data-patterns-event-sourcing","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_5f15a9a1fe5cc3aea5494246845b04e4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 16: Distributed Data Patterns","sectionOrder":16,"title":"Saga Pattern","order":3,"contentType":"LEARNING","contentSlug":"saga-pattern","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_5d62f05998476fca9c39c0a7703dcec8","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 16: Distributed Data Patterns","sectionOrder":16,"title":"Outbox Pattern","order":4,"contentType":"LEARNING","contentSlug":"outbox-pattern","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_e10b0694e0c5a2283b4cab25e01f6701","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 16: Distributed Data Patterns","sectionOrder":16,"title":"Change Data Capture","order":5,"contentType":"LEARNING","contentSlug":"change-data-capture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_49333b8e4023e30d63592021fd33eb8d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 16: Distributed Data Patterns","sectionOrder":16,"title":"Data Synchronization Patterns","order":6,"contentType":"LEARNING","contentSlug":"data-synchronization-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_31066d52e7ad1020900d10c4ca0e99ff","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 17: Api Design Fundamentals","sectionOrder":17,"title":"What Is An Api","order":1,"contentType":"LEARNING","contentSlug":"what-is-an-api","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_ec461867708496646b18a903e2048e63","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 17: Api Design Fundamentals","sectionOrder":17,"title":"Rest Api Design","order":2,"contentType":"LEARNING","contentSlug":"rest-api-design","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_51bba1915c62f9964cf673c82623668c","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 17: Api Design Fundamentals","sectionOrder":17,"title":"Graphql","order":3,"contentType":"LEARNING","contentSlug":"graphql","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_16c5406fde1e833123880385a69de6d9","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 17: Api Design Fundamentals","sectionOrder":17,"title":"Grpc","order":4,"contentType":"LEARNING","contentSlug":"grpc","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z"},{"id":"seed_cef6594d4561a9dc94f760cacaf5d8e0","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 17: Api Design Fundamentals","sectionOrder":17,"title":"Api Versioning","order":5,"contentType":"LEARNING","contentSlug":"hld-api-versioning","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_f50eae37914ca8f1701a5d1f79057412","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 17: Api Design Fundamentals","sectionOrder":17,"title":"Api Documentation","order":6,"contentType":"LEARNING","contentSlug":"hld-api-documentation","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_4c68ea537c6a8d4c9f9cf9d4987226f6","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 18: Api Gateway Patterns","sectionOrder":18,"title":"What Is An Api Gateway","order":1,"contentType":"LEARNING","contentSlug":"what-is-an-api-gateway","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_c45cdc3aa657015fae3bee2e5b989515","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 18: Api Gateway Patterns","sectionOrder":18,"title":"Routing And Traffic Management","order":2,"contentType":"LEARNING","contentSlug":"routing-and-traffic-management","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_8b691beac9c71a8ebe816b31ec075e22","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 18: Api Gateway Patterns","sectionOrder":18,"title":"Rate Limiting At Gateway","order":3,"contentType":"LEARNING","contentSlug":"rate-limiting-at-gateway","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_b239406eaa6715c38939d5094979881d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 18: Api Gateway Patterns","sectionOrder":18,"title":"Authentication At Gateway","order":4,"contentType":"LEARNING","contentSlug":"api-gateway-authentication","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_3206f9a031f413f4d659c42a53dddfaf","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 18: Api Gateway Patterns","sectionOrder":18,"title":"Backend For Frontend","order":5,"contentType":"LEARNING","contentSlug":"backend-for-frontend","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_f28e03428a90cb3726f6a6fe33a32a81","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 18: Api Gateway Patterns","sectionOrder":18,"title":"Api Gateway Solutions","order":6,"contentType":"LEARNING","contentSlug":"api-gateway-solutions","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_a99b898f0d80ab22b96a489aca507b82","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 19: Synchronous Communication","sectionOrder":19,"title":"Request Response Pattern","order":1,"contentType":"LEARNING","contentSlug":"request-response-pattern","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_926cc0858cb30865493902c825aa261d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 19: Synchronous Communication","sectionOrder":19,"title":"Service Discovery","order":2,"contentType":"LEARNING","contentSlug":"service-discovery","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_5e9f9acdb6a52bbef95b097b80b583c9","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 19: Synchronous Communication","sectionOrder":19,"title":"Circuit Breaker Pattern","order":3,"contentType":"LEARNING","contentSlug":"hld-synchronous-communication-circuit-breaker-pattern","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_a11e1710f3c3c17047923a9c534b5c10","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 19: Synchronous Communication","sectionOrder":19,"title":"Retry Strategies","order":4,"contentType":"LEARNING","contentSlug":"retry-strategies","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_ab7b8fdcfdbefead7b38c9160350df5f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 19: Synchronous Communication","sectionOrder":19,"title":"Timeout Patterns","order":5,"contentType":"LEARNING","contentSlug":"timeout-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_f13eeb925a7809ada2d2dbb8b7770f94","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 19: Synchronous Communication","sectionOrder":19,"title":"Bulkhead Pattern","order":6,"contentType":"LEARNING","contentSlug":"hld-synchronous-communication-bulkhead-pattern","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_9193315712ca096083a3ac93a7f9aba5","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 20: Asynchronous Communication","sectionOrder":20,"title":"Why Asynchronous","order":1,"contentType":"LEARNING","contentSlug":"why-asynchronous","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_55f92f9800ce2301a3bef8582a8a7500","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 20: Asynchronous Communication","sectionOrder":20,"title":"Message Queues","order":2,"contentType":"LEARNING","contentSlug":"hld-message-queues","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_96435edd1bc8b90d60580929dea29d19","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 20: Asynchronous Communication","sectionOrder":20,"title":"Publish Subscribe","order":3,"contentType":"LEARNING","contentSlug":"publish-subscribe","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.118Z"},{"id":"seed_145e531d968e67a4fb565d4c5648b159","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 20: Asynchronous Communication","sectionOrder":20,"title":"Delivery Guarantees","order":4,"contentType":"LEARNING","contentSlug":"delivery-guarantees","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_7758111e9c9e3f946c05bdc9366d01c4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 20: Asynchronous Communication","sectionOrder":20,"title":"Message Ordering","order":5,"contentType":"LEARNING","contentSlug":"message-ordering","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_0a89810b1e0919136623e23d22b2ae09","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 20: Asynchronous Communication","sectionOrder":20,"title":"Messaging Systems Comparison","order":6,"contentType":"LEARNING","contentSlug":"messaging-systems-comparison","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_00464eaf8c88cf42951912266788591e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 21: Real Time Systems","sectionOrder":21,"title":"What Is Real Time","order":1,"contentType":"LEARNING","contentSlug":"what-is-real-time","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_44bfc7d7d92a9596d09a2f22a0f0d0e0","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 21: Real Time Systems","sectionOrder":21,"title":"Websockets","order":2,"contentType":"LEARNING","contentSlug":"websockets","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_efb36ab4d81eea9e4a3cb329b63c9d1b","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 21: Real Time Systems","sectionOrder":21,"title":"Server Sent Events","order":3,"contentType":"LEARNING","contentSlug":"server-sent-events","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_1c63304a5b8af90ee0e08976b615f2a6","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 21: Real Time Systems","sectionOrder":21,"title":"Long Polling","order":4,"contentType":"LEARNING","contentSlug":"long-polling","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_2ed917c0ead1a6757c7bd6224c154f91","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 21: Real Time Systems","sectionOrder":21,"title":"Push Notifications","order":5,"contentType":"LEARNING","contentSlug":"push-notifications","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_0bb88b7feace95a5eda0d60c68077225","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 21: Real Time Systems","sectionOrder":21,"title":"Real Time Architecture Patterns","order":6,"contentType":"LEARNING","contentSlug":"real-time-architecture-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_d0c0f3a104ec99d9d90ab983ece59c5a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 22: Object File Storage","sectionOrder":22,"title":"Object Storage Fundamentals","order":1,"contentType":"LEARNING","contentSlug":"object-storage-fundamentals","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_fdb8fb590247f539e6a7247e2daab7ec","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 22: Object File Storage","sectionOrder":22,"title":"Cloud Object Storage","order":2,"contentType":"LEARNING","contentSlug":"cloud-object-storage","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_7df4e36ac8da318c0230ff9eebd33208","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 22: Object File Storage","sectionOrder":22,"title":"Distributed File Systems","order":3,"contentType":"LEARNING","contentSlug":"hld-distributed-file-systems","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_8746d2b2f77dd62a53777b8c811a9d09","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 22: Object File Storage","sectionOrder":22,"title":"Hot Warm Cold Storage","order":4,"contentType":"LEARNING","contentSlug":"hot-warm-cold-storage","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_9955ee7edef595a59d9cffef35b67c8b","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 22: Object File Storage","sectionOrder":22,"title":"Deduplication Compression","order":5,"contentType":"LEARNING","contentSlug":"deduplication-compression","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_b07e6d5f6daf88b1850c40e012e8cac3","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 22: Object File Storage","sectionOrder":22,"title":"Backup Disaster Recovery","order":6,"contentType":"LEARNING","contentSlug":"backup-disaster-recovery","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_a3bb4e8958cc532441b762806a46903f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 23: Content Delivery Networks","sectionOrder":23,"title":"What Is A Cdn","order":1,"contentType":"LEARNING","contentSlug":"what-is-a-cdn","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_f2b730634bee0d0b41f84d2f57422b04","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 23: Content Delivery Networks","sectionOrder":23,"title":"Cdn Caching Mechanics","order":2,"contentType":"LEARNING","contentSlug":"cdn-caching-mechanics","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_e4515323b760be87711996b629e130f2","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 23: Content Delivery Networks","sectionOrder":23,"title":"Cache Invalidation At Scale","order":3,"contentType":"LEARNING","contentSlug":"cache-invalidation-at-scale","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_ed97d8981e71078f3c864887ab601e17","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 23: Content Delivery Networks","sectionOrder":23,"title":"Origin Shield","order":4,"contentType":"LEARNING","contentSlug":"cdn-origin-shield","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z"},{"id":"seed_f222cd18f8a53eae39dd680216d86e2e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 23: Content Delivery Networks","sectionOrder":23,"title":"Dynamic Content Acceleration","order":5,"contentType":"LEARNING","contentSlug":"dynamic-content-acceleration","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_d11f16d84c20b173a1816691a56aa8b7","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 23: Content Delivery Networks","sectionOrder":23,"title":"Cdn Providers Comparison","order":6,"contentType":"LEARNING","contentSlug":"cdn-providers-comparison","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_9aa7cd1b9a90750a4a9a70f9aae3c197","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 24: Search Systems","sectionOrder":24,"title":"Search Architecture Overview","order":1,"contentType":"LEARNING","contentSlug":"search-architecture-overview","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_e6c4b564329d0b0b9e10a7ce1caa1d0d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 24: Search Systems","sectionOrder":24,"title":"Full Text Search","order":2,"contentType":"LEARNING","contentSlug":"full-text-search","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_dd1aaf08fecb9ab63af9cab04d8fdb7c","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 24: Search Systems","sectionOrder":24,"title":"Elasticsearch","order":3,"contentType":"LEARNING","contentSlug":"elasticsearch","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_2d4fcaf46969cf3177b3dd5e4b80a127","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 24: Search Systems","sectionOrder":24,"title":"Search Indexing Strategies","order":4,"contentType":"LEARNING","contentSlug":"search-indexing-strategies","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_664e033904d772e837d7895c475c4dbd","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 24: Search Systems","sectionOrder":24,"title":"Search Relevance Tuning","order":5,"contentType":"LEARNING","contentSlug":"search-relevance-tuning","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_0e74dc30a3fbc4c48d5aa7f2c1c1a4f1","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 24: Search Systems","sectionOrder":24,"title":"Typeahead Autocomplete","order":6,"contentType":"LEARNING","contentSlug":"hld-search-systems-typeahead-autocomplete","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_a3f47ea5ce8acca9bbc8ee4e1e95f708","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 25: High Availability","sectionOrder":25,"title":"What Is High Availability","order":1,"contentType":"LEARNING","contentSlug":"what-is-high-availability","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_bde7cb88d36b6835c247f9ffbb6971f4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 25: High Availability","sectionOrder":25,"title":"Redundancy Patterns","order":2,"contentType":"LEARNING","contentSlug":"redundancy-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_79498547edd07432d5ba243b16311cb1","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 25: High Availability","sectionOrder":25,"title":"Failover Strategies","order":3,"contentType":"LEARNING","contentSlug":"failover-strategies","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_e185e80d8dbd0f1c1db99d177d3be23e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 25: High Availability","sectionOrder":25,"title":"Multi Region Architecture","order":4,"contentType":"LEARNING","contentSlug":"multi-region-architecture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_a7732dc25f08bd00058f118e4096dea4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 25: High Availability","sectionOrder":25,"title":"Disaster Recovery","order":5,"contentType":"LEARNING","contentSlug":"hld-disaster-recovery","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_2790acdadda0717f78a548d4328de184","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 25: High Availability","sectionOrder":25,"title":"Availability Vs Consistency Tradeoffs","order":6,"contentType":"LEARNING","contentSlug":"availability-vs-consistency-tradeoffs","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_97df47ad2b549081edc6a1a310be98c6","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 26: Fault Tolerance Patterns","sectionOrder":26,"title":"Failure Is Inevitable","order":1,"contentType":"LEARNING","contentSlug":"failure-is-inevitable","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_64e47c1afbad4f82c43f27fc749f10dd","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 26: Fault Tolerance Patterns","sectionOrder":26,"title":"Circuit Breaker Pattern","order":2,"contentType":"LEARNING","contentSlug":"hld-fault-tolerance-patterns-circuit-breaker-pattern","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_18e694e47440c3dccc7d34d000245bfa","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 26: Fault Tolerance Patterns","sectionOrder":26,"title":"Bulkhead Pattern","order":3,"contentType":"LEARNING","contentSlug":"hld-fault-tolerance-patterns-bulkhead-pattern","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_1e0e17db8fb6e074fc9f8d0fd37b0b14","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 26: Fault Tolerance Patterns","sectionOrder":26,"title":"Timeout And Deadline Patterns","order":4,"contentType":"LEARNING","contentSlug":"timeout-and-deadline-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_a3ce6de304522905459d37ea19b12cd5","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 26: Fault Tolerance Patterns","sectionOrder":26,"title":"Retry With Backoff","order":5,"contentType":"LEARNING","contentSlug":"retry-with-backoff","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_c505ffc389e5bb3287d1f0e6590c05cf","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 26: Fault Tolerance Patterns","sectionOrder":26,"title":"Fallback Patterns","order":6,"contentType":"LEARNING","contentSlug":"fallback-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_8b496fec5edc023e9c3fc217781d85db","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 27: Monitoring Observability","sectionOrder":27,"title":"Three Pillars Of Observability","order":1,"contentType":"LEARNING","contentSlug":"three-pillars-of-observability","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z"},{"id":"seed_37e6e417d56e9124112a728374ec9dd7","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 27: Monitoring Observability","sectionOrder":27,"title":"Metrics Collection","order":2,"contentType":"LEARNING","contentSlug":"metrics-collection","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_fdb015070cd413b9ee5ab05d375ba0f8","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 27: Monitoring Observability","sectionOrder":27,"title":"Distributed Tracing","order":3,"contentType":"LEARNING","contentSlug":"distributed-tracing","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_5511ad58c7a6036af80960315bcc516e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 27: Monitoring Observability","sectionOrder":27,"title":"Logging At Scale","order":4,"contentType":"LEARNING","contentSlug":"logging-at-scale","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_ec855f93c19b4317c24380204eb42ecf","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 27: Monitoring Observability","sectionOrder":27,"title":"Alerting Design","order":5,"contentType":"LEARNING","contentSlug":"alerting-design","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_3eeaa325544a357cea637fb3e5781ff6","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 27: Monitoring Observability","sectionOrder":27,"title":"Dashboards And Visualization","order":6,"contentType":"LEARNING","contentSlug":"dashboards-and-visualization","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_597d820d0f5fb5947c636c1487b1cf13","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 28: Slos Slis Incident Management","sectionOrder":28,"title":"Slis Slos And Slas","order":1,"contentType":"LEARNING","contentSlug":"slis-slos-and-slas","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_c62c7281cd1deae1fe9d458b9a172ba6","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 28: Slos Slis Incident Management","sectionOrder":28,"title":"Choosing Slis","order":2,"contentType":"LEARNING","contentSlug":"choosing-slis","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_345d072e45e490a6885d61e0a2c8d2ef","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 28: Slos Slis Incident Management","sectionOrder":28,"title":"Setting Slos","order":3,"contentType":"LEARNING","contentSlug":"setting-slos","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_a774fc0ac43c6bedd6d7eba89379995a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 28: Slos Slis Incident Management","sectionOrder":28,"title":"Error Budgets","order":4,"contentType":"LEARNING","contentSlug":"error-budgets","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_0abface881e675b212aea27d62fdb42f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 28: Slos Slis Incident Management","sectionOrder":28,"title":"Incident Management","order":5,"contentType":"LEARNING","contentSlug":"incident-management","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_11a1b1056f2494cbe5562ae0027c0d79","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 28: Slos Slis Incident Management","sectionOrder":28,"title":"Post Mortems","order":6,"contentType":"LEARNING","contentSlug":"post-mortems","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_8be0045a4ae423e002b22709888b0a4d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 29: Chaos Engineering","sectionOrder":29,"title":"What Is Chaos Engineering","order":1,"contentType":"LEARNING","contentSlug":"what-is-chaos-engineering","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_26aa1f7a200a0daebf6734582fc1799b","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 29: Chaos Engineering","sectionOrder":29,"title":"Principles Of Chaos","order":2,"contentType":"LEARNING","contentSlug":"principles-of-chaos","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_5e81ad799939b31cdbe2f9c06c550a4b","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 29: Chaos Engineering","sectionOrder":29,"title":"Failure Injection","order":3,"contentType":"LEARNING","contentSlug":"failure-injection","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_ef91a5e65977226502b40efdea830a6b","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 29: Chaos Engineering","sectionOrder":29,"title":"Gamedays","order":4,"contentType":"LEARNING","contentSlug":"gamedays","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_dac9d1f1d35c17c711fffb6f4f1165ae","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 29: Chaos Engineering","sectionOrder":29,"title":"Chaos Tools","order":5,"contentType":"LEARNING","contentSlug":"chaos-tools","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_b7d113082890fd48f80e52b429bcdd40","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 29: Chaos Engineering","sectionOrder":29,"title":"Building Chaos Culture","order":6,"contentType":"LEARNING","contentSlug":"building-chaos-culture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_cbcde4f0fd893915387029efd6f32a93","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 30: Security Fundamentals","sectionOrder":30,"title":"Security In System Design","order":1,"contentType":"LEARNING","contentSlug":"security-in-system-design","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_2ac29f36c93940ad8a20e8d3d756720a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 30: Security Fundamentals","sectionOrder":30,"title":"Authentication Patterns","order":2,"contentType":"LEARNING","contentSlug":"authentication-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z"},{"id":"seed_fb9178b951572a3ab6a8e2b543e00206","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 30: Security Fundamentals","sectionOrder":30,"title":"Authorization Patterns","order":3,"contentType":"LEARNING","contentSlug":"authorization-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_1d3fce24dd38d3efab278e0c893b2920","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 30: Security Fundamentals","sectionOrder":30,"title":"Oauth2 And Openid Connect","order":4,"contentType":"LEARNING","contentSlug":"oauth2-and-openid-connect","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_09ad889a847899d3fb8386ce8cbd9148","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 30: Security Fundamentals","sectionOrder":30,"title":"Jwt Tokens","order":5,"contentType":"LEARNING","contentSlug":"jwt-tokens","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_73fd0f5a7cd49b5f7c68bbbb1da85071","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 30: Security Fundamentals","sectionOrder":30,"title":"Api Security","order":6,"contentType":"LEARNING","contentSlug":"api-security","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_efb503cf2244e3bf4e6fd69b439ea640","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 31: Security At Scale","sectionOrder":31,"title":"Zero Trust Architecture","order":1,"contentType":"LEARNING","contentSlug":"zero-trust-architecture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_93fcb11621f237975541f3761cd1bef8","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 31: Security At Scale","sectionOrder":31,"title":"Tls And Encryption In Transit","order":2,"contentType":"LEARNING","contentSlug":"tls-and-encryption-in-transit","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_f2e26df1bbb76c4ecaad436033ecd722","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 31: Security At Scale","sectionOrder":31,"title":"Encryption At Rest","order":3,"contentType":"LEARNING","contentSlug":"encryption-at-rest","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_d404760c41fa2474e2b855923aa08e0c","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 31: Security At Scale","sectionOrder":31,"title":"Rate Limiting And Throttling","order":4,"contentType":"LEARNING","contentSlug":"rate-limiting-and-throttling","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_b8d08bdbb61e95a2c334beed48572b74","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 31: Security At Scale","sectionOrder":31,"title":"Ddos Protection","order":5,"contentType":"LEARNING","contentSlug":"ddos-protection","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_f0f4f62732e0e10947db3018f713330f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 31: Security At Scale","sectionOrder":31,"title":"Security Monitoring","order":6,"contentType":"LEARNING","contentSlug":"security-monitoring","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_11186b97983c54b96fcb811f040300f6","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 32: Secrets Compliance","sectionOrder":32,"title":"Secrets Management","order":1,"contentType":"LEARNING","contentSlug":"hld-secrets-management","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_0993c158148326a905a879c12dd0e9db","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 32: Secrets Compliance","sectionOrder":32,"title":"Secrets Management Tools","order":2,"contentType":"LEARNING","contentSlug":"secrets-management-tools","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_0b4374915432eee5c40f3621e62f4435","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 32: Secrets Compliance","sectionOrder":32,"title":"Key Management","order":3,"contentType":"LEARNING","contentSlug":"key-management","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_6d61c655d452e63836c90b3efab65e02","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 32: Secrets Compliance","sectionOrder":32,"title":"Data Protection","order":4,"contentType":"LEARNING","contentSlug":"data-protection","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_d88e4338d5cb325d0bcd292ee4660487","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 32: Secrets Compliance","sectionOrder":32,"title":"Compliance Frameworks","order":5,"contentType":"LEARNING","contentSlug":"compliance-frameworks","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_f273b9705d934a2e0bb9966e4d42b0f4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 32: Secrets Compliance","sectionOrder":32,"title":"Audit Logging Compliance","order":6,"contentType":"LEARNING","contentSlug":"audit-logging-compliance","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_e930b548536d3ac9111d7a66f79dee1e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 33: Monolith To Microservices","sectionOrder":33,"title":"Monolith Architecture","order":1,"contentType":"LEARNING","contentSlug":"monolith-architecture","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_ef0d9a48a0340fc131a9478db5ad8bc2","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 33: Monolith To Microservices","sectionOrder":33,"title":"Microservices Overview","order":2,"contentType":"LEARNING","contentSlug":"microservices-overview","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_46f4bc0f4a1f4198f6f5c6afca9c09e4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 33: Monolith To Microservices","sectionOrder":33,"title":"Modular Monolith","order":3,"contentType":"LEARNING","contentSlug":"modular-monolith","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_4fbc6d4c101d17c26b2a882e538eb1d7","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 33: Monolith To Microservices","sectionOrder":33,"title":"Strangler Fig Pattern","order":4,"contentType":"LEARNING","contentSlug":"strangler-fig-pattern","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z"},{"id":"seed_978aa1d134c62281f545b396f2c557cf","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 33: Monolith To Microservices","sectionOrder":33,"title":"Database Decomposition","order":5,"contentType":"LEARNING","contentSlug":"database-decomposition","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_b3eaaf2cc5c89d0109e7fdc620e3df4e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 33: Monolith To Microservices","sectionOrder":33,"title":"Migration Planning","order":6,"contentType":"LEARNING","contentSlug":"migration-planning","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_3bb9077efdaa245c264c5d5ae459251f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 34: Microservices Architecture","sectionOrder":34,"title":"Service Boundaries","order":1,"contentType":"LEARNING","contentSlug":"service-boundaries","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_d67625b1026479f94014c98e0aa2aa7c","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 34: Microservices Architecture","sectionOrder":34,"title":"Inter Service Communication","order":2,"contentType":"LEARNING","contentSlug":"inter-service-communication","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_3d398c52389a1c9bc8ae2c748f0ec55c","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 34: Microservices Architecture","sectionOrder":34,"title":"Data Ownership","order":3,"contentType":"LEARNING","contentSlug":"data-ownership","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_00496eb06e8d4fc1fdfdfefcbf888b77","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 34: Microservices Architecture","sectionOrder":34,"title":"Service Mesh","order":4,"contentType":"LEARNING","contentSlug":"service-mesh","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_7cbfbac633a37b41f226ef89d7bbf4b7","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 34: Microservices Architecture","sectionOrder":34,"title":"Api Gateway In Microservices","order":5,"contentType":"LEARNING","contentSlug":"api-gateway-in-microservices","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_0758a56afdbcdf93e61fcb54f5518e06","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 34: Microservices Architecture","sectionOrder":34,"title":"Testing Microservices","order":6,"contentType":"LEARNING","contentSlug":"testing-microservices","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_555ec4cdf5d81856fd8fcf8e11f01707","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 35: Event Driven Architecture","sectionOrder":35,"title":"Event Driven Fundamentals","order":1,"contentType":"LEARNING","contentSlug":"event-driven-fundamentals","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_a618f090c49e11f6a17173fc340b49ce","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 35: Event Driven Architecture","sectionOrder":35,"title":"Event Sourcing","order":2,"contentType":"LEARNING","contentSlug":"hld-event-driven-architecture-event-sourcing","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_80c3162ab7f5b6ffe2cbcc0b8b616fbc","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 35: Event Driven Architecture","sectionOrder":35,"title":"Cqrs At Scale","order":3,"contentType":"LEARNING","contentSlug":"cqrs-at-scale","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_c092975d500f880f0cd29c04067db711","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 35: Event Driven Architecture","sectionOrder":35,"title":"Choreography Vs Orchestration","order":4,"contentType":"LEARNING","contentSlug":"choreography-vs-orchestration","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_2d801f3c9a6b5f6cb7fd15760c5e6b2a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 35: Event Driven Architecture","sectionOrder":35,"title":"Event Schema Evolution","order":5,"contentType":"LEARNING","contentSlug":"event-schema-evolution","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_203ff04b61089e49a2fde9c69f2416c3","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 35: Event Driven Architecture","sectionOrder":35,"title":"Event Driven Pitfalls","order":6,"contentType":"LEARNING","contentSlug":"event-driven-pitfalls","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_45008433d3104e7c187fdc1b9b691504","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 36: Serverless Edge Computing","sectionOrder":36,"title":"Serverless Fundamentals","order":1,"contentType":"LEARNING","contentSlug":"serverless-fundamentals","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_39eca62f088f2ff9d09c752c26e5d261","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 36: Serverless Edge Computing","sectionOrder":36,"title":"Cloud Functions","order":2,"contentType":"LEARNING","contentSlug":"cloud-functions","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_386d6c39d9c94602d1fa86ab783ab678","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 36: Serverless Edge Computing","sectionOrder":36,"title":"Serverless Patterns","order":3,"contentType":"LEARNING","contentSlug":"serverless-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_9c7e667916bcc106e68ced290ec61ec2","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 36: Serverless Edge Computing","sectionOrder":36,"title":"Serverless Limitations","order":4,"contentType":"LEARNING","contentSlug":"serverless-limitations","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z"},{"id":"seed_315b7be1e32f79e1db39e4c585cbef2d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 36: Serverless Edge Computing","sectionOrder":36,"title":"Edge Computing","order":5,"contentType":"LEARNING","contentSlug":"edge-computing","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_cbb64ae541b154a2ad7a9bcc19657a39","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 36: Serverless Edge Computing","sectionOrder":36,"title":"When To Use Serverless","order":6,"contentType":"LEARNING","contentSlug":"when-to-use-serverless","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_bed162d11c46346bbe6a90d2ff4dc187","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 37: Containerization Orchestration","sectionOrder":37,"title":"Container Fundamentals","order":1,"contentType":"LEARNING","contentSlug":"container-fundamentals","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_f74392ae6c3ec9683c816fe94d6f4ff4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 37: Containerization Orchestration","sectionOrder":37,"title":"Kubernetes Architecture","order":2,"contentType":"LEARNING","contentSlug":"kubernetes-architecture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_76a729d27e62f68f79b0e81361e0dc65","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 37: Containerization Orchestration","sectionOrder":37,"title":"Kubernetes Workloads","order":3,"contentType":"LEARNING","contentSlug":"kubernetes-workloads","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_11324382f2f05466472bf6b89a2e6611","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 37: Containerization Orchestration","sectionOrder":37,"title":"Kubernetes Networking","order":4,"contentType":"LEARNING","contentSlug":"kubernetes-networking","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_95c2e6a99d51038174c06e823bcd0566","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 37: Containerization Orchestration","sectionOrder":37,"title":"Kubernetes Storage","order":5,"contentType":"LEARNING","contentSlug":"kubernetes-storage","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_e2cb888b218a47c35fe5c2018226c1c1","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 37: Containerization Orchestration","sectionOrder":37,"title":"Kubernetes Operations","order":6,"contentType":"LEARNING","contentSlug":"kubernetes-operations","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_113287a2a0e07ada6b43a38ee0eaa94e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 38: Cloud Architecture","sectionOrder":38,"title":"Cloud Computing Models","order":1,"contentType":"LEARNING","contentSlug":"cloud-computing-models","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_095c609b5133050d099ba53a7241cc38","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 38: Cloud Architecture","sectionOrder":38,"title":"Regions Availability Zones","order":2,"contentType":"LEARNING","contentSlug":"regions-availability-zones","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_01d5fd9b90ff966cdfda77713d42ce9d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 38: Cloud Architecture","sectionOrder":38,"title":"Multi Cloud Architecture","order":3,"contentType":"LEARNING","contentSlug":"multi-cloud-architecture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_ab74704972e7e55ae41271550505a27f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 38: Cloud Architecture","sectionOrder":38,"title":"Hybrid Cloud","order":4,"contentType":"LEARNING","contentSlug":"hybrid-cloud","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_7bc4bcfe999c28392f92f3d4af463a89","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 38: Cloud Architecture","sectionOrder":38,"title":"Cloud Cost Optimization","order":5,"contentType":"LEARNING","contentSlug":"cloud-cost-optimization","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_f4005d98c4e9646982f30656028de764","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 38: Cloud Architecture","sectionOrder":38,"title":"Cloud Security Architecture","order":6,"contentType":"LEARNING","contentSlug":"cloud-security-architecture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_4fc3e9dddca868133b41dbf0e04a8af2","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 39: Infrastructure As Code","sectionOrder":39,"title":"What Is Infrastructure As Code","order":1,"contentType":"LEARNING","contentSlug":"what-is-infrastructure-as-code","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_18a488638dd1a9cf52d078d09c2971e9","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 39: Infrastructure As Code","sectionOrder":39,"title":"Terraform","order":2,"contentType":"LEARNING","contentSlug":"terraform","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_3daa2cb535c5d0094389f2dcd991ae9d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 39: Infrastructure As Code","sectionOrder":39,"title":"Cicd For Infrastructure","order":3,"contentType":"LEARNING","contentSlug":"cicd-for-infrastructure","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_76a7c0e6d4719de13e273f97114bfff4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 39: Infrastructure As Code","sectionOrder":39,"title":"Deployment Strategies","order":4,"contentType":"LEARNING","contentSlug":"deployment-strategies","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z"},{"id":"seed_0e9d67bf1d39679cc15f25f356bc595f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 39: Infrastructure As Code","sectionOrder":39,"title":"Configuration Management","order":5,"contentType":"LEARNING","contentSlug":"hld-configuration-management","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_8ff9419df31427df4605457726710b30","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 39: Infrastructure As Code","sectionOrder":39,"title":"Gitops","order":6,"contentType":"LEARNING","contentSlug":"gitops","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_cf8324d4edcf4fa370e6b3b351ca2ca0","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 40: System Design Framework","sectionOrder":40,"title":"Understanding The Problem","order":1,"contentType":"LEARNING","contentSlug":"understanding-the-problem","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_fb3e6b9be77ddd168d4cc66c6314d975","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 40: System Design Framework","sectionOrder":40,"title":"Functional Requirements","order":2,"contentType":"LEARNING","contentSlug":"functional-requirements","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_8d5346a9cc4ce147ae3596795386d8b1","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 40: System Design Framework","sectionOrder":40,"title":"Non Functional Requirements","order":3,"contentType":"LEARNING","contentSlug":"non-functional-requirements","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_45c86504e9b17feb2d7053383c931c6a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 40: System Design Framework","sectionOrder":40,"title":"Back Of Envelope Estimation","order":4,"contentType":"LEARNING","contentSlug":"hld-system-design-framework-back-of-envelope-estimation","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_436a88362a9b45283fbe3137caf3daae","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 40: System Design Framework","sectionOrder":40,"title":"High Level Design","order":5,"contentType":"LEARNING","contentSlug":"high-level-design","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_6699e193e332be0cd3d56ba49ba2fd20","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 40: System Design Framework","sectionOrder":40,"title":"Deep Dive","order":6,"contentType":"LEARNING","contentSlug":"deep-dive","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_0ec3080e51ae9996f5b4e087c576f553","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 40: System Design Framework","sectionOrder":40,"title":"Design Validation","order":7,"contentType":"LEARNING","contentSlug":"design-validation","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_444e4e51ac23d8d275594448ee1b1d60","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 41: Interview Strategies","sectionOrder":41,"title":"What Interviewers Look For","order":1,"contentType":"LEARNING","contentSlug":"hld-what-interviewers-look-for","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_9e2ee2da27d1b95c8a7f24a43c6ed090","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 41: Interview Strategies","sectionOrder":41,"title":"Time Management","order":2,"contentType":"LEARNING","contentSlug":"time-management","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_5b5720d8f77499ae39c24f2dcaeb391a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 41: Interview Strategies","sectionOrder":41,"title":"Clarifying Requirements","order":3,"contentType":"LEARNING","contentSlug":"hld-clarifying-requirements","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_30636345efd89a00355615e533213f0d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 41: Interview Strategies","sectionOrder":41,"title":"Communication Strategies","order":4,"contentType":"LEARNING","contentSlug":"communication-strategies","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_d34f51a85a15065dd1c4e306c1ce9d12","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 41: Interview Strategies","sectionOrder":41,"title":"Handling Constraints","order":5,"contentType":"LEARNING","contentSlug":"handling-constraints","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_7b4667a8762eb095487cd39d12ff804f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 41: Interview Strategies","sectionOrder":41,"title":"Common Mistakes","order":6,"contentType":"LEARNING","contentSlug":"common-mistakes-to-avoid","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_2e9baafcebccbce08d1d44ead2baf612","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 41: Interview Strategies","sectionOrder":41,"title":"Mock Interview Practice","order":7,"contentType":"LEARNING","contentSlug":"mock-interview-practice","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_802e19dbf8168aaaada5527758c3338e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 42: Social Communication Systems","sectionOrder":42,"title":"Twitter Feed Design","order":1,"contentType":"LEARNING","contentSlug":"twitter-feed-design","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z"},{"id":"seed_057ae08fff30346cff8d20e0350b4ef4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 42: Social Communication Systems","sectionOrder":42,"title":"Whatsapp Messaging","order":2,"contentType":"LEARNING","contentSlug":"whatsapp-messaging","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_acdbb8f1e8090f0643b088b64e36a786","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 42: Social Communication Systems","sectionOrder":42,"title":"Facebook Newsfeed","order":3,"contentType":"LEARNING","contentSlug":"facebook-newsfeed","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_f94d862d0fda12ce8d6604639b4b9c41","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 42: Social Communication Systems","sectionOrder":42,"title":"Discord Voice Chat","order":4,"contentType":"LEARNING","contentSlug":"discord-voice-chat","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_081167ba80101cff19d1184e38d650f1","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 42: Social Communication Systems","sectionOrder":42,"title":"Linkedin Connections","order":5,"contentType":"LEARNING","contentSlug":"linkedin-connections","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_b796e03206e1b1a81f631d330933e398","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 42: Social Communication Systems","sectionOrder":42,"title":"Notification System","order":6,"contentType":"LEARNING","contentSlug":"notification-system","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_f2e37ba0f8825b7fd84e82f0da32705b","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 43: Media Content Systems","sectionOrder":43,"title":"Youtube Video Platform","order":1,"contentType":"LEARNING","contentSlug":"youtube-video-platform","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_1eccf326c8b03d7a8ec249301b9a7078","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 43: Media Content Systems","sectionOrder":43,"title":"Netflix Streaming","order":2,"contentType":"LEARNING","contentSlug":"netflix-streaming","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_90017d45939b7be54f13b0ba5f97c521","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 43: Media Content Systems","sectionOrder":43,"title":"Instagram Photos","order":3,"contentType":"LEARNING","contentSlug":"instagram-photos","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_17489bb8a25280ccfe7ed6237a1e0fe9","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 43: Media Content Systems","sectionOrder":43,"title":"Spotify Music Streaming","order":4,"contentType":"LEARNING","contentSlug":"spotify-music-streaming","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_f7c049d63ce4b08bea534fbac7969ca4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 43: Media Content Systems","sectionOrder":43,"title":"Tiktok Short Videos","order":5,"contentType":"LEARNING","contentSlug":"tiktok-short-videos","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_d65fb74068ec7a2d83c32c975be1584a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 43: Media Content Systems","sectionOrder":43,"title":"Google Drive Dropbox","order":6,"contentType":"LEARNING","contentSlug":"google-drive-dropbox","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_91b7545a0f30372381dca9855543226f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 44: Commerce Infrastructure Systems","sectionOrder":44,"title":"Uber Lyft Ridesharing","order":1,"contentType":"LEARNING","contentSlug":"uber-lyft-ridesharing","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_ecf8711de51ebb6079213663c4e3ecaa","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 44: Commerce Infrastructure Systems","sectionOrder":44,"title":"Amazon E Commerce","order":2,"contentType":"LEARNING","contentSlug":"amazon-e-commerce","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_bc17212a7ea57cfd2f8c066d72d3526f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 44: Commerce Infrastructure Systems","sectionOrder":44,"title":"Payment System","order":3,"contentType":"LEARNING","contentSlug":"payment-system","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_6765eeedaad036d4a74ac5af2077db58","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 44: Commerce Infrastructure Systems","sectionOrder":44,"title":"Url Shortener","order":4,"contentType":"LEARNING","contentSlug":"url-shortener","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_4dae645d3084378ed639d05ca90ce02f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 44: Commerce Infrastructure Systems","sectionOrder":44,"title":"Rate Limiter","order":5,"contentType":"LEARNING","contentSlug":"rate-limiter","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_2cb27b50519a2d4e8dd64ef214b31c50","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 44: Commerce Infrastructure Systems","sectionOrder":44,"title":"Typeahead Autocomplete","order":6,"contentType":"LEARNING","contentSlug":"hld-commerce-infrastructure-systems-typeahead-autocomplete","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z"},{"id":"seed_68b885c5b324d0e00d0f54af22c7f32f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 44: Commerce Infrastructure Systems","sectionOrder":44,"title":"Distributed Cache","order":7,"contentType":"LEARNING","contentSlug":"distributed-cache","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.189Z"},{"id":"seed_7323e6e029c513ed065b071bd85e6a37","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 44: Commerce Infrastructure Systems","sectionOrder":44,"title":"Web Crawler","order":8,"contentType":"LEARNING","contentSlug":"web-crawler","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.189Z"}],"sections":[{"title":"Chapter 1: Introduction To System Design","order":1,"modules":["$45:props:state:queries:0:state:data:json:modules:0","$45:props:state:queries:0:state:data:json:modules:1","$45:props:state:queries:0:state:data:json:modules:2","$45:props:state:queries:0:state:data:json:modules:3","$45:props:state:queries:0:state:data:json:modules:4","$45:props:state:queries:0:state:data:json:modules:5"]},{"title":"Chapter 2: System Design Thinking","order":2,"modules":["$45:props:state:queries:0:state:data:json:modules:6","$45:props:state:queries:0:state:data:json:modules:7","$45:props:state:queries:0:state:data:json:modules:8","$45:props:state:queries:0:state:data:json:modules:9","$45:props:state:queries:0:state:data:json:modules:10","$45:props:state:queries:0:state:data:json:modules:11"]},{"title":"Chapter 3: Client Server And Service Architecture","order":3,"modules":["$45:props:state:queries:0:state:data:json:modules:12","$45:props:state:queries:0:state:data:json:modules:13","$45:props:state:queries:0:state:data:json:modules:14","$45:props:state:queries:0:state:data:json:modules:15","$45:props:state:queries:0:state:data:json:modules:16","$45:props:state:queries:0:state:data:json:modules:17"]},{"title":"Chapter 4: Distributed Systems Fundamentals","order":4,"modules":["$45:props:state:queries:0:state:data:json:modules:18","$45:props:state:queries:0:state:data:json:modules:19","$45:props:state:queries:0:state:data:json:modules:20","$45:props:state:queries:0:state:data:json:modules:21","$45:props:state:queries:0:state:data:json:modules:22","$45:props:state:queries:0:state:data:json:modules:23"]},{"title":"Chapter 5: Distributed Coordination And Consensus","order":5,"modules":["$45:props:state:queries:0:state:data:json:modules:24","$45:props:state:queries:0:state:data:json:modules:25","$45:props:state:queries:0:state:data:json:modules:26","$45:props:state:queries:0:state:data:json:modules:27","$45:props:state:queries:0:state:data:json:modules:28","$45:props:state:queries:0:state:data:json:modules:29","$45:props:state:queries:0:state:data:json:modules:30"]},{"title":"Chapter 6: Scalability Fundamentals","order":6,"modules":["$45:props:state:queries:0:state:data:json:modules:31","$45:props:state:queries:0:state:data:json:modules:32","$45:props:state:queries:0:state:data:json:modules:33","$45:props:state:queries:0:state:data:json:modules:34","$45:props:state:queries:0:state:data:json:modules:35","$45:props:state:queries:0:state:data:json:modules:36"]},{"title":"Chapter 7: Load Balancing And Traffic Routing","order":7,"modules":["$45:props:state:queries:0:state:data:json:modules:37","$45:props:state:queries:0:state:data:json:modules:38","$45:props:state:queries:0:state:data:json:modules:39","$45:props:state:queries:0:state:data:json:modules:40","$45:props:state:queries:0:state:data:json:modules:41","$45:props:state:queries:0:state:data:json:modules:42","$45:props:state:queries:0:state:data:json:modules:43"]},{"title":"Chapter 8: Caching Strategies","order":8,"modules":["$45:props:state:queries:0:state:data:json:modules:44","$45:props:state:queries:0:state:data:json:modules:45","$45:props:state:queries:0:state:data:json:modules:46","$45:props:state:queries:0:state:data:json:modules:47","$45:props:state:queries:0:state:data:json:modules:48","$45:props:state:queries:0:state:data:json:modules:49","$45:props:state:queries:0:state:data:json:modules:50","$45:props:state:queries:0:state:data:json:modules:51"]},{"title":"Chapter 9: Performance Optimization","order":9,"modules":["$45:props:state:queries:0:state:data:json:modules:52","$45:props:state:queries:0:state:data:json:modules:53","$45:props:state:queries:0:state:data:json:modules:54","$45:props:state:queries:0:state:data:json:modules:55","$45:props:state:queries:0:state:data:json:modules:56","$45:props:state:queries:0:state:data:json:modules:57"]},{"title":"Chapter 10: Database Fundamentals","order":10,"modules":["$45:props:state:queries:0:state:data:json:modules:58","$45:props:state:queries:0:state:data:json:modules:59","$45:props:state:queries:0:state:data:json:modules:60","$45:props:state:queries:0:state:data:json:modules:61","$45:props:state:queries:0:state:data:json:modules:62","$45:props:state:queries:0:state:data:json:modules:63"]},{"title":"Chapter 11: Database Replication Partitioning","order":11,"modules":["$45:props:state:queries:0:state:data:json:modules:64","$45:props:state:queries:0:state:data:json:modules:65","$45:props:state:queries:0:state:data:json:modules:66","$45:props:state:queries:0:state:data:json:modules:67","$45:props:state:queries:0:state:data:json:modules:68","$45:props:state:queries:0:state:data:json:modules:69","$45:props:state:queries:0:state:data:json:modules:70"]},{"title":"Chapter 12: Sql Databases Deep Dive","order":12,"modules":["$45:props:state:queries:0:state:data:json:modules:71","$45:props:state:queries:0:state:data:json:modules:72","$45:props:state:queries:0:state:data:json:modules:73","$45:props:state:queries:0:state:data:json:modules:74","$45:props:state:queries:0:state:data:json:modules:75","$45:props:state:queries:0:state:data:json:modules:76"]},{"title":"Chapter 13: Nosql Databases Deep Dive","order":13,"modules":["$45:props:state:queries:0:state:data:json:modules:77","$45:props:state:queries:0:state:data:json:modules:78","$45:props:state:queries:0:state:data:json:modules:79","$45:props:state:queries:0:state:data:json:modules:80","$45:props:state:queries:0:state:data:json:modules:81","$45:props:state:queries:0:state:data:json:modules:82"]},{"title":"Chapter 14: Real World Database Architectures","order":14,"modules":["$45:props:state:queries:0:state:data:json:modules:83","$45:props:state:queries:0:state:data:json:modules:84","$45:props:state:queries:0:state:data:json:modules:85","$45:props:state:queries:0:state:data:json:modules:86","$45:props:state:queries:0:state:data:json:modules:87","$45:props:state:queries:0:state:data:json:modules:88"]},{"title":"Chapter 15: Data Consistency Conflict Resolution","order":15,"modules":["$45:props:state:queries:0:state:data:json:modules:89","$45:props:state:queries:0:state:data:json:modules:90","$45:props:state:queries:0:state:data:json:modules:91","$45:props:state:queries:0:state:data:json:modules:92","$45:props:state:queries:0:state:data:json:modules:93","$45:props:state:queries:0:state:data:json:modules:94"]},{"title":"Chapter 16: Distributed Data Patterns","order":16,"modules":["$45:props:state:queries:0:state:data:json:modules:95","$45:props:state:queries:0:state:data:json:modules:96","$45:props:state:queries:0:state:data:json:modules:97","$45:props:state:queries:0:state:data:json:modules:98","$45:props:state:queries:0:state:data:json:modules:99","$45:props:state:queries:0:state:data:json:modules:100"]},{"title":"Chapter 17: Api Design Fundamentals","order":17,"modules":["$45:props:state:queries:0:state:data:json:modules:101","$45:props:state:queries:0:state:data:json:modules:102","$45:props:state:queries:0:state:data:json:modules:103","$45:props:state:queries:0:state:data:json:modules:104","$45:props:state:queries:0:state:data:json:modules:105","$45:props:state:queries:0:state:data:json:modules:106"]},{"title":"Chapter 18: Api Gateway Patterns","order":18,"modules":["$45:props:state:queries:0:state:data:json:modules:107","$45:props:state:queries:0:state:data:json:modules:108","$45:props:state:queries:0:state:data:json:modules:109","$45:props:state:queries:0:state:data:json:modules:110","$45:props:state:queries:0:state:data:json:modules:111","$45:props:state:queries:0:state:data:json:modules:112"]},{"title":"Chapter 19: Synchronous Communication","order":19,"modules":["$45:props:state:queries:0:state:data:json:modules:113","$45:props:state:queries:0:state:data:json:modules:114","$45:props:state:queries:0:state:data:json:modules:115","$45:props:state:queries:0:state:data:json:modules:116","$45:props:state:queries:0:state:data:json:modules:117","$45:props:state:queries:0:state:data:json:modules:118"]},{"title":"Chapter 20: Asynchronous Communication","order":20,"modules":["$45:props:state:queries:0:state:data:json:modules:119","$45:props:state:queries:0:state:data:json:modules:120","$45:props:state:queries:0:state:data:json:modules:121","$45:props:state:queries:0:state:data:json:modules:122","$45:props:state:queries:0:state:data:json:modules:123","$45:props:state:queries:0:state:data:json:modules:124"]},{"title":"Chapter 21: Real Time Systems","order":21,"modules":["$45:props:state:queries:0:state:data:json:modules:125","$45:props:state:queries:0:state:data:json:modules:126","$45:props:state:queries:0:state:data:json:modules:127","$45:props:state:queries:0:state:data:json:modules:128","$45:props:state:queries:0:state:data:json:modules:129","$45:props:state:queries:0:state:data:json:modules:130"]},{"title":"Chapter 22: Object File Storage","order":22,"modules":["$45:props:state:queries:0:state:data:json:modules:131","$45:props:state:queries:0:state:data:json:modules:132","$45:props:state:queries:0:state:data:json:modules:133","$45:props:state:queries:0:state:data:json:modules:134","$45:props:state:queries:0:state:data:json:modules:135","$45:props:state:queries:0:state:data:json:modules:136"]},{"title":"Chapter 23: Content Delivery Networks","order":23,"modules":["$45:props:state:queries:0:state:data:json:modules:137","$45:props:state:queries:0:state:data:json:modules:138","$45:props:state:queries:0:state:data:json:modules:139","$45:props:state:queries:0:state:data:json:modules:140","$45:props:state:queries:0:state:data:json:modules:141","$45:props:state:queries:0:state:data:json:modules:142"]},{"title":"Chapter 24: Search Systems","order":24,"modules":["$45:props:state:queries:0:state:data:json:modules:143","$45:props:state:queries:0:state:data:json:modules:144","$45:props:state:queries:0:state:data:json:modules:145","$45:props:state:queries:0:state:data:json:modules:146","$45:props:state:queries:0:state:data:json:modules:147","$45:props:state:queries:0:state:data:json:modules:148"]},{"title":"Chapter 25: High Availability","order":25,"modules":["$45:props:state:queries:0:state:data:json:modules:149","$45:props:state:queries:0:state:data:json:modules:150","$45:props:state:queries:0:state:data:json:modules:151","$45:props:state:queries:0:state:data:json:modules:152","$45:props:state:queries:0:state:data:json:modules:153","$45:props:state:queries:0:state:data:json:modules:154"]},{"title":"Chapter 26: Fault Tolerance Patterns","order":26,"modules":["$45:props:state:queries:0:state:data:json:modules:155","$45:props:state:queries:0:state:data:json:modules:156","$45:props:state:queries:0:state:data:json:modules:157","$45:props:state:queries:0:state:data:json:modules:158","$45:props:state:queries:0:state:data:json:modules:159","$45:props:state:queries:0:state:data:json:modules:160"]},{"title":"Chapter 27: Monitoring Observability","order":27,"modules":["$45:props:state:queries:0:state:data:json:modules:161","$45:props:state:queries:0:state:data:json:modules:162","$45:props:state:queries:0:state:data:json:modules:163","$45:props:state:queries:0:state:data:json:modules:164","$45:props:state:queries:0:state:data:json:modules:165","$45:props:state:queries:0:state:data:json:modules:166"]},{"title":"Chapter 28: Slos Slis Incident Management","order":28,"modules":["$45:props:state:queries:0:state:data:json:modules:167","$45:props:state:queries:0:state:data:json:modules:168","$45:props:state:queries:0:state:data:json:modules:169","$45:props:state:queries:0:state:data:json:modules:170","$45:props:state:queries:0:state:data:json:modules:171","$45:props:state:queries:0:state:data:json:modules:172"]},{"title":"Chapter 29: Chaos Engineering","order":29,"modules":["$45:props:state:queries:0:state:data:json:modules:173","$45:props:state:queries:0:state:data:json:modules:174","$45:props:state:queries:0:state:data:json:modules:175","$45:props:state:queries:0:state:data:json:modules:176","$45:props:state:queries:0:state:data:json:modules:177","$45:props:state:queries:0:state:data:json:modules:178"]},{"title":"Chapter 30: Security Fundamentals","order":30,"modules":["$45:props:state:queries:0:state:data:json:modules:179","$45:props:state:queries:0:state:data:json:modules:180","$45:props:state:queries:0:state:data:json:modules:181","$45:props:state:queries:0:state:data:json:modules:182","$45:props:state:queries:0:state:data:json:modules:183","$45:props:state:queries:0:state:data:json:modules:184"]},{"title":"Chapter 31: Security At Scale","order":31,"modules":["$45:props:state:queries:0:state:data:json:modules:185","$45:props:state:queries:0:state:data:json:modules:186","$45:props:state:queries:0:state:data:json:modules:187","$45:props:state:queries:0:state:data:json:modules:188","$45:props:state:queries:0:state:data:json:modules:189","$45:props:state:queries:0:state:data:json:modules:190"]},{"title":"Chapter 32: Secrets Compliance","order":32,"modules":["$45:props:state:queries:0:state:data:json:modules:191","$45:props:state:queries:0:state:data:json:modules:192","$45:props:state:queries:0:state:data:json:modules:193","$45:props:state:queries:0:state:data:json:modules:194","$45:props:state:queries:0:state:data:json:modules:195","$45:props:state:queries:0:state:data:json:modules:196"]},{"title":"Chapter 33: Monolith To Microservices","order":33,"modules":["$45:props:state:queries:0:state:data:json:modules:197","$45:props:state:queries:0:state:data:json:modules:198","$45:props:state:queries:0:state:data:json:modules:199","$45:props:state:queries:0:state:data:json:modules:200","$45:props:state:queries:0:state:data:json:modules:201","$45:props:state:queries:0:state:data:json:modules:202"]},{"title":"Chapter 34: Microservices Architecture","order":34,"modules":["$45:props:state:queries:0:state:data:json:modules:203","$45:props:state:queries:0:state:data:json:modules:204","$45:props:state:queries:0:state:data:json:modules:205","$45:props:state:queries:0:state:data:json:modules:206","$45:props:state:queries:0:state:data:json:modules:207","$45:props:state:queries:0:state:data:json:modules:208"]},{"title":"Chapter 35: Event Driven Architecture","order":35,"modules":["$45:props:state:queries:0:state:data:json:modules:209","$45:props:state:queries:0:state:data:json:modules:210","$45:props:state:queries:0:state:data:json:modules:211","$45:props:state:queries:0:state:data:json:modules:212","$45:props:state:queries:0:state:data:json:modules:213","$45:props:state:queries:0:state:data:json:modules:214"]},{"title":"Chapter 36: Serverless Edge Computing","order":36,"modules":["$45:props:state:queries:0:state:data:json:modules:215","$45:props:state:queries:0:state:data:json:modules:216","$45:props:state:queries:0:state:data:json:modules:217","$45:props:state:queries:0:state:data:json:modules:218","$45:props:state:queries:0:state:data:json:modules:219","$45:props:state:queries:0:state:data:json:modules:220"]},{"title":"Chapter 37: Containerization Orchestration","order":37,"modules":["$45:props:state:queries:0:state:data:json:modules:221","$45:props:state:queries:0:state:data:json:modules:222","$45:props:state:queries:0:state:data:json:modules:223","$45:props:state:queries:0:state:data:json:modules:224","$45:props:state:queries:0:state:data:json:modules:225","$45:props:state:queries:0:state:data:json:modules:226"]},{"title":"Chapter 38: Cloud Architecture","order":38,"modules":["$45:props:state:queries:0:state:data:json:modules:227","$45:props:state:queries:0:state:data:json:modules:228","$45:props:state:queries:0:state:data:json:modules:229","$45:props:state:queries:0:state:data:json:modules:230","$45:props:state:queries:0:state:data:json:modules:231","$45:props:state:queries:0:state:data:json:modules:232"]},{"title":"Chapter 39: Infrastructure As Code","order":39,"modules":["$45:props:state:queries:0:state:data:json:modules:233","$45:props:state:queries:0:state:data:json:modules:234","$45:props:state:queries:0:state:data:json:modules:235","$45:props:state:queries:0:state:data:json:modules:236","$45:props:state:queries:0:state:data:json:modules:237","$45:props:state:queries:0:state:data:json:modules:238"]},{"title":"Chapter 40: System Design Framework","order":40,"modules":["$45:props:state:queries:0:state:data:json:modules:239","$45:props:state:queries:0:state:data:json:modules:240","$45:props:state:queries:0:state:data:json:modules:241","$45:props:state:queries:0:state:data:json:modules:242","$45:props:state:queries:0:state:data:json:modules:243","$45:props:state:queries:0:state:data:json:modules:244","$45:props:state:queries:0:state:data:json:modules:245"]},{"title":"Chapter 41: Interview Strategies","order":41,"modules":["$45:props:state:queries:0:state:data:json:modules:246","$45:props:state:queries:0:state:data:json:modules:247","$45:props:state:queries:0:state:data:json:modules:248","$45:props:state:queries:0:state:data:json:modules:249","$45:props:state:queries:0:state:data:json:modules:250","$45:props:state:queries:0:state:data:json:modules:251","$45:props:state:queries:0:state:data:json:modules:252"]},{"title":"Chapter 42: Social Communication Systems","order":42,"modules":["$45:props:state:queries:0:state:data:json:modules:253","$45:props:state:queries:0:state:data:json:modules:254","$45:props:state:queries:0:state:data:json:modules:255","$45:props:state:queries:0:state:data:json:modules:256","$45:props:state:queries:0:state:data:json:modules:257","$45:props:state:queries:0:state:data:json:modules:258"]},{"title":"Chapter 43: Media Content Systems","order":43,"modules":["$45:props:state:queries:0:state:data:json:modules:259","$45:props:state:queries:0:state:data:json:modules:260","$45:props:state:queries:0:state:data:json:modules:261","$45:props:state:queries:0:state:data:json:modules:262","$45:props:state:queries:0:state:data:json:modules:263","$45:props:state:queries:0:state:data:json:modules:264"]},{"title":"Chapter 44: Commerce Infrastructure Systems","order":44,"modules":["$45:props:state:queries:0:state:data:json:modules:265","$45:props:state:queries:0:state:data:json:modules:266","$45:props:state:queries:0:state:data:json:modules:267","$45:props:state:queries:0:state:data:json:modules:268","$45:props:state:queries:0:state:data:json:modules:269","$45:props:state:queries:0:state:data:json:modules:270","$45:props:state:queries:0:state:data:json:modules:271","$45:props:state:queries:0:state:data:json:modules:272"]}]},"meta":{"values":{"createdAt":["Date"],"updatedAt":["Date"],"modules.0.createdAt":["Date"],"modules.0.updatedAt":["Date"],"modules.1.createdAt":["Date"],"modules.1.updatedAt":["Date"],"modules.2.createdAt":["Date"],"modules.2.updatedAt":["Date"],"modules.3.createdAt":["Date"],"modules.3.updatedAt":["Date"],"modules.4.createdAt":["Date"],"modules.4.updatedAt":["Date"],"modules.5.createdAt":["Date"],"modules.5.updatedAt":["Date"],"modules.6.createdAt":["Date"],"modules.6.updatedAt":["Date"],"modules.7.createdAt":["Date"],"modules.7.updatedAt":["Date"],"modules.8.createdAt":["Date"],"modules.8.updatedAt":["Date"],"modules.9.createdAt":["Date"],"modules.9.updatedAt":["Date"],"modules.10.createdAt":["Date"],"modules.10.updatedAt":["Date"],"modules.11.createdAt":["Date"],"modules.11.updatedAt":["Date"],"modules.12.createdAt":["Date"],"modules.12.updatedAt":["Date"],"modules.13.createdAt":["Date"],"modules.13.updatedAt":["Date"],"modules.14.createdAt":["Date"],"modules.14.updatedAt":["Date"],"modules.15.createdAt":["Date"],"modules.15.updatedAt":["Date"],"modules.16.createdAt":["Date"],"modules.16.updatedAt":["Date"],"modules.17.createdAt":["Date"],"modules.17.updatedAt":["Date"],"modules.18.createdAt":["Date"],"modules.18.updatedAt":["Date"],"modules.19.createdAt":["Date"],"modules.19.updatedAt":["Date"],"modules.20.createdAt":["Date"],"modules.20.updatedAt":["Date"],"modules.21.createdAt":["Date"],"modules.21.updatedAt":["Date"],"modules.22.createdAt":["Date"],"modules.22.updatedAt":["Date"],"modules.23.createdAt":["Date"],"modules.23.updatedAt":["Date"],"modules.24.createdAt":["Date"],"modules.24.updatedAt":["Date"],"modules.25.createdAt":["Date"],"modules.25.updatedAt":["Date"],"modules.26.createdAt":["Date"],"modules.26.updatedAt":["Date"],"modules.27.createdAt":["Date"],"modules.27.updatedAt":["Date"],"modules.28.createdAt":["Date"],"modules.28.updatedAt":["Date"],"modules.29.createdAt":["Date"],"modules.29.updatedAt":["Date"],"modules.30.createdAt":["Date"],"modules.30.updatedAt":["Date"],"modules.31.createdAt":["Date"],"modules.31.updatedAt":["Date"],"modules.32.createdAt":["Date"],"modules.32.updatedAt":["Date"],"modules.33.createdAt":["Date"],"modules.33.updatedAt":["Date"],"modules.34.createdAt":["Date"],"modules.34.updatedAt":["Date"],"modules.35.createdAt":["Date"],"modules.35.updatedAt":["Date"],"modules.36.createdAt":["Date"],"modules.36.updatedAt":["Date"],"modules.37.createdAt":["Date"],"modules.37.updatedAt":["Date"],"modules.38.createdAt":["Date"],"modules.38.updatedAt":["Date"],"modules.39.createdAt":["Date"],"modules.39.updatedAt":["Date"],"modules.40.createdAt":["Date"],"modules.40.updatedAt":["Date"],"modules.41.createdAt":["Date"],"modules.41.updatedAt":["Date"],"modules.42.createdAt":["Date"],"modules.42.updatedAt":["Date"],"modules.43.createdAt":["Date"],"modules.43.updatedAt":["Date"],"modules.44.createdAt":["Date"],"modules.44.updatedAt":["Date"],"modules.45.createdAt":["Date"],"modules.45.updatedAt":["Date"],"modules.46.createdAt":["Date"],"modules.46.updatedAt":["Date"],"modules.47.createdAt":["Date"],"modules.47.updatedAt":["Date"],"modules.48.createdAt":["Date"],"modules.48.updatedAt":["Date"],"modules.49.createdAt":["Date"],"modules.49.updatedAt":["Date"],"modules.50.createdAt":["Date"],"modules.50.updatedAt":["Date"],"modules.51.createdAt":["Date"],"modules.51.updatedAt":["Date"],"modules.52.createdAt":["Date"],"modules.52.updatedAt":["Date"],"modules.53.createdAt":["Date"],"modules.53.updatedAt":["Date"],"modules.54.createdAt":["Date"],"modules.54.updatedAt":["Date"],"modules.55.createdAt":["Date"],"modules.55.updatedAt":["Date"],"modules.56.createdAt":["Date"],"modules.56.updatedAt":["Date"],"modules.57.createdAt":["Date"],"modules.57.updatedAt":["Date"],"modules.58.createdAt":["Date"],"modules.58.updatedAt":["Date"],"modules.59.createdAt":["Date"],"modules.59.updatedAt":["Date"],"modules.60.createdAt":["Date"],"modules.60.updatedAt":["Date"],"modules.61.createdAt":["Date"],"modules.61.updatedAt":["Date"],"modules.62.createdAt":["Date"],"modules.62.updatedAt":["Date"],"modules.63.createdAt":["Date"],"modules.63.updatedAt":["Date"],"modules.64.createdAt":["Date"],"modules.64.updatedAt":["Date"],"modules.65.createdAt":["Date"],"modules.65.updatedAt":["Date"],"modules.66.createdAt":["Date"],"modules.66.updatedAt":["Date"],"modules.67.createdAt":["Date"],"modules.67.updatedAt":["Date"],"modules.68.createdAt":["Date"],"modules.68.updatedAt":["Date"],"modules.69.createdAt":["Date"],"modules.69.updatedAt":["Date"],"modules.70.createdAt":["Date"],"modules.70.updatedAt":["Date"],"modules.71.createdAt":["Date"],"modules.71.updatedAt":["Date"],"modules.72.createdAt":["Date"],"modules.72.updatedAt":["Date"],"modules.73.createdAt":["Date"],"modules.73.updatedAt":["Date"],"modules.74.createdAt":["Date"],"modules.74.updatedAt":["Date"],"modules.75.createdAt":["Date"],"modules.75.updatedAt":["Date"],"modules.76.createdAt":["Date"],"modules.76.updatedAt":["Date"],"modules.77.createdAt":["Date"],"modules.77.updatedAt":["Date"],"modules.78.createdAt":["Date"],"modules.78.updatedAt":["Date"],"modules.79.createdAt":["Date"],"modules.79.updatedAt":["Date"],"modules.80.createdAt":["Date"],"modules.80.updatedAt":["Date"],"modules.81.createdAt":["Date"],"modules.81.updatedAt":["Date"],"modules.82.createdAt":["Date"],"modules.82.updatedAt":["Date"],"modules.83.createdAt":["Date"],"modules.83.updatedAt":["Date"],"modules.84.createdAt":["Date"],"modules.84.updatedAt":["Date"],"modules.85.createdAt":["Date"],"modules.85.updatedAt":["Date"],"modules.86.createdAt":["Date"],"modules.86.updatedAt":["Date"],"modules.87.createdAt":["Date"],"modules.87.updatedAt":["Date"],"modules.88.createdAt":["Date"],"modules.88.updatedAt":["Date"],"modules.89.createdAt":["Date"],"modules.89.updatedAt":["Date"],"modules.90.createdAt":["Date"],"modules.90.updatedAt":["Date"],"modules.91.createdAt":["Date"],"modules.91.updatedAt":["Date"],"modules.92.createdAt":["Date"],"modules.92.updatedAt":["Date"],"modules.93.createdAt":["Date"],"modules.93.updatedAt":["Date"],"modules.94.createdAt":["Date"],"modules.94.updatedAt":["Date"],"modules.95.createdAt":["Date"],"modules.95.updatedAt":["Date"],"modules.96.createdAt":["Date"],"modules.96.updatedAt":["Date"],"modules.97.createdAt":["Date"],"modules.97.updatedAt":["Date"],"modules.98.createdAt":["Date"],"modules.98.updatedAt":["Date"],"modules.99.createdAt":["Date"],"modules.99.updatedAt":["Date"],"modules.100.createdAt":["Date"],"modules.100.updatedAt":["Date"],"modules.101.createdAt":["Date"],"modules.101.updatedAt":["Date"],"modules.102.createdAt":["Date"],"modules.102.updatedAt":["Date"],"modules.103.createdAt":["Date"],"modules.103.updatedAt":["Date"],"modules.104.createdAt":["Date"],"modules.104.updatedAt":["Date"],"modules.105.createdAt":["Date"],"modules.105.updatedAt":["Date"],"modules.106.createdAt":["Date"],"modules.106.updatedAt":["Date"],"modules.107.createdAt":["Date"],"modules.107.updatedAt":["Date"],"modules.108.createdAt":["Date"],"modules.108.updatedAt":["Date"],"modules.109.createdAt":["Date"],"modules.109.updatedAt":["Date"],"modules.110.createdAt":["Date"],"modules.110.updatedAt":["Date"],"modules.111.createdAt":["Date"],"modules.111.updatedAt":["Date"],"modules.112.createdAt":["Date"],"modules.112.updatedAt":["Date"],"modules.113.createdAt":["Date"],"modules.113.updatedAt":["Date"],"modules.114.createdAt":["Date"],"modules.114.updatedAt":["Date"],"modules.115.createdAt":["Date"],"modules.115.updatedAt":["Date"],"modules.116.createdAt":["Date"],"modules.116.updatedAt":["Date"],"modules.117.createdAt":["Date"],"modules.117.updatedAt":["Date"],"modules.118.createdAt":["Date"],"modules.118.updatedAt":["Date"],"modules.119.createdAt":["Date"],"modules.119.updatedAt":["Date"],"modules.120.createdAt":["Date"],"modules.120.updatedAt":["Date"],"modules.121.createdAt":["Date"],"modules.121.updatedAt":["Date"],"modules.122.createdAt":["Date"],"modules.122.updatedAt":["Date"],"modules.123.createdAt":["Date"],"modules.123.updatedAt":["Date"],"modules.124.createdAt":["Date"],"modules.124.updatedAt":["Date"],"modules.125.createdAt":["Date"],"modules.125.updatedAt":["Date"],"modules.126.createdAt":["Date"],"modules.126.updatedAt":["Date"],"modules.127.createdAt":["Date"],"modules.127.updatedAt":["Date"],"modules.128.createdAt":["Date"],"modules.128.updatedAt":["Date"],"modules.129.createdAt":["Date"],"modules.129.updatedAt":["Date"],"modules.130.createdAt":["Date"],"modules.130.updatedAt":["Date"],"modules.131.createdAt":["Date"],"modules.131.updatedAt":["Date"],"modules.132.createdAt":["Date"],"modules.132.updatedAt":["Date"],"modules.133.createdAt":["Date"],"modules.133.updatedAt":["Date"],"modules.134.createdAt":["Date"],"modules.134.updatedAt":["Date"],"modules.135.createdAt":["Date"],"modules.135.updatedAt":["Date"],"modules.136.createdAt":["Date"],"modules.136.updatedAt":["Date"],"modules.137.createdAt":["Date"],"modules.137.updatedAt":["Date"],"modules.138.createdAt":["Date"],"modules.138.updatedAt":["Date"],"modules.139.createdAt":["Date"],"modules.139.updatedAt":["Date"],"modules.140.createdAt":["Date"],"modules.140.updatedAt":["Date"],"modules.141.createdAt":["Date"],"modules.141.updatedAt":["Date"],"modules.142.createdAt":["Date"],"modules.142.updatedAt":["Date"],"modules.143.createdAt":["Date"],"modules.143.updatedAt":["Date"],"modules.144.createdAt":["Date"],"modules.144.updatedAt":["Date"],"modules.145.createdAt":["Date"],"modules.145.updatedAt":["Date"],"modules.146.createdAt":["Date"],"modules.146.updatedAt":["Date"],"modules.147.createdAt":["Date"],"modules.147.updatedAt":["Date"],"modules.148.createdAt":["Date"],"modules.148.updatedAt":["Date"],"modules.149.createdAt":["Date"],"modules.149.updatedAt":["Date"],"modules.150.createdAt":["Date"],"modules.150.updatedAt":["Date"],"modules.151.createdAt":["Date"],"modules.151.updatedAt":["Date"],"modules.152.createdAt":["Date"],"modules.152.updatedAt":["Date"],"modules.153.createdAt":["Date"],"modules.153.updatedAt":["Date"],"modules.154.createdAt":["Date"],"modules.154.updatedAt":["Date"],"modules.155.createdAt":["Date"],"modules.155.updatedAt":["Date"],"modules.156.createdAt":["Date"],"modules.156.updatedAt":["Date"],"modules.157.createdAt":["Date"],"modules.157.updatedAt":["Date"],"modules.158.createdAt":["Date"],"modules.158.updatedAt":["Date"],"modules.159.createdAt":["Date"],"modules.159.updatedAt":["Date"],"modules.160.createdAt":["Date"],"modules.160.updatedAt":["Date"],"modules.161.createdAt":["Date"],"modules.161.updatedAt":["Date"],"modules.162.createdAt":["Date"],"modules.162.updatedAt":["Date"],"modules.163.createdAt":["Date"],"modules.163.updatedAt":["Date"],"modules.164.createdAt":["Date"],"modules.164.updatedAt":["Date"],"modules.165.createdAt":["Date"],"modules.165.updatedAt":["Date"],"modules.166.createdAt":["Date"],"modules.166.updatedAt":["Date"],"modules.167.createdAt":["Date"],"modules.167.updatedAt":["Date"],"modules.168.createdAt":["Date"],"modules.168.updatedAt":["Date"],"modules.169.createdAt":["Date"],"modules.169.updatedAt":["Date"],"modules.170.createdAt":["Date"],"modules.170.updatedAt":["Date"],"modules.171.createdAt":["Date"],"modules.171.updatedAt":["Date"],"modules.172.createdAt":["Date"],"modules.172.updatedAt":["Date"],"modules.173.createdAt":["Date"],"modules.173.updatedAt":["Date"],"modules.174.createdAt":["Date"],"modules.174.updatedAt":["Date"],"modules.175.createdAt":["Date"],"modules.175.updatedAt":["Date"],"modules.176.createdAt":["Date"],"modules.176.updatedAt":["Date"],"modules.177.createdAt":["Date"],"modules.177.updatedAt":["Date"],"modules.178.createdAt":["Date"],"modules.178.updatedAt":["Date"],"modules.179.createdAt":["Date"],"modules.179.updatedAt":["Date"],"modules.180.createdAt":["Date"],"modules.180.updatedAt":["Date"],"modules.181.createdAt":["Date"],"modules.181.updatedAt":["Date"],"modules.182.createdAt":["Date"],"modules.182.updatedAt":["Date"],"modules.183.createdAt":["Date"],"modules.183.updatedAt":["Date"],"modules.184.createdAt":["Date"],"modules.184.updatedAt":["Date"],"modules.185.createdAt":["Date"],"modules.185.updatedAt":["Date"],"modules.186.createdAt":["Date"],"modules.186.updatedAt":["Date"],"modules.187.createdAt":["Date"],"modules.187.updatedAt":["Date"],"modules.188.createdAt":["Date"],"modules.188.updatedAt":["Date"],"modules.189.createdAt":["Date"],"modules.189.updatedAt":["Date"],"modules.190.createdAt":["Date"],"modules.190.updatedAt":["Date"],"modules.191.createdAt":["Date"],"modules.191.updatedAt":["Date"],"modules.192.createdAt":["Date"],"modules.192.updatedAt":["Date"],"modules.193.createdAt":["Date"],"modules.193.updatedAt":["Date"],"modules.194.createdAt":["Date"],"modules.194.updatedAt":["Date"],"modules.195.createdAt":["Date"],"modules.195.updatedAt":["Date"],"modules.196.createdAt":["Date"],"modules.196.updatedAt":["Date"],"modules.197.createdAt":["Date"],"modules.197.updatedAt":["Date"],"modules.198.createdAt":["Date"],"modules.198.updatedAt":["Date"],"modules.199.createdAt":["Date"],"modules.199.updatedAt":["Date"],"modules.200.createdAt":["Date"],"modules.200.updatedAt":["Date"],"modules.201.createdAt":["Date"],"modules.201.updatedAt":["Date"],"modules.202.createdAt":["Date"],"modules.202.updatedAt":["Date"],"modules.203.createdAt":["Date"],"modules.203.updatedAt":["Date"],"modules.204.createdAt":["Date"],"modules.204.updatedAt":["Date"],"modules.205.createdAt":["Date"],"modules.205.updatedAt":["Date"],"modules.206.createdAt":["Date"],"modules.206.updatedAt":["Date"],"modules.207.createdAt":["Date"],"modules.207.updatedAt":["Date"],"modules.208.createdAt":["Date"],"modules.208.updatedAt":["Date"],"modules.209.createdAt":["Date"],"modules.209.updatedAt":["Date"],"modules.210.createdAt":["Date"],"modules.210.updatedAt":["Date"],"modules.211.createdAt":["Date"],"modules.211.updatedAt":["Date"],"modules.212.createdAt":["Date"],"modules.212.updatedAt":["Date"],"modules.213.createdAt":["Date"],"modules.213.updatedAt":["Date"],"modules.214.createdAt":["Date"],"modules.214.updatedAt":["Date"],"modules.215.createdAt":["Date"],"modules.215.updatedAt":["Date"],"modules.216.createdAt":["Date"],"modules.216.updatedAt":["Date"],"modules.217.createdAt":["Date"],"modules.217.updatedAt":["Date"],"modules.218.createdAt":["Date"],"modules.218.updatedAt":["Date"],"modules.219.createdAt":["Date"],"modules.219.updatedAt":["Date"],"modules.220.createdAt":["Date"],"modules.220.updatedAt":["Date"],"modules.221.createdAt":["Date"],"modules.221.updatedAt":["Date"],"modules.222.createdAt":["Date"],"modules.222.updatedAt":["Date"],"modules.223.createdAt":["Date"],"modules.223.updatedAt":["Date"],"modules.224.createdAt":["Date"],"modules.224.updatedAt":["Date"],"modules.225.createdAt":["Date"],"modules.225.updatedAt":["Date"],"modules.226.createdAt":["Date"],"modules.226.updatedAt":["Date"],"modules.227.createdAt":["Date"],"modules.227.updatedAt":["Date"],"modules.228.createdAt":["Date"],"modules.228.updatedAt":["Date"],"modules.229.createdAt":["Date"],"modules.229.updatedAt":["Date"],"modules.230.createdAt":["Date"],"modules.230.updatedAt":["Date"],"modules.231.createdAt":["Date"],"modules.231.updatedAt":["Date"],"modules.232.createdAt":["Date"],"modules.232.updatedAt":["Date"],"modules.233.createdAt":["Date"],"modules.233.updatedAt":["Date"],"modules.234.createdAt":["Date"],"modules.234.updatedAt":["Date"],"modules.235.createdAt":["Date"],"modules.235.updatedAt":["Date"],"modules.236.createdAt":["Date"],"modules.236.updatedAt":["Date"],"modules.237.createdAt":["Date"],"modules.237.updatedAt":["Date"],"modules.238.createdAt":["Date"],"modules.238.updatedAt":["Date"],"modules.239.createdAt":["Date"],"modules.239.updatedAt":["Date"],"modules.240.createdAt":["Date"],"modules.240.updatedAt":["Date"],"modules.241.createdAt":["Date"],"modules.241.updatedAt":["Date"],"modules.242.createdAt":["Date"],"modules.242.updatedAt":["Date"],"modules.243.createdAt":["Date"],"modules.243.updatedAt":["Date"],"modules.244.createdAt":["Date"],"modules.244.updatedAt":["Date"],"modules.245.createdAt":["Date"],"modules.245.updatedAt":["Date"],"modules.246.createdAt":["Date"],"modules.246.updatedAt":["Date"],"modules.247.createdAt":["Date"],"modules.247.updatedAt":["Date"],"modules.248.createdAt":["Date"],"modules.248.updatedAt":["Date"],"modules.249.createdAt":["Date"],"modules.249.updatedAt":["Date"],"modules.250.createdAt":["Date"],"modules.250.updatedAt":["Date"],"modules.251.createdAt":["Date"],"modules.251.updatedAt":["Date"],"modules.252.createdAt":["Date"],"modules.252.updatedAt":["Date"],"modules.253.createdAt":["Date"],"modules.253.updatedAt":["Date"],"modules.254.createdAt":["Date"],"modules.254.updatedAt":["Date"],"modules.255.createdAt":["Date"],"modules.255.updatedAt":["Date"],"modules.256.createdAt":["Date"],"modules.256.updatedAt":["Date"],"modules.257.createdAt":["Date"],"modules.257.updatedAt":["Date"],"modules.258.createdAt":["Date"],"modules.258.updatedAt":["Date"],"modules.259.createdAt":["Date"],"modules.259.updatedAt":["Date"],"modules.260.createdAt":["Date"],"modules.260.updatedAt":["Date"],"modules.261.createdAt":["Date"],"modules.261.updatedAt":["Date"],"modules.262.createdAt":["Date"],"modules.262.updatedAt":["Date"],"modules.263.createdAt":["Date"],"modules.263.updatedAt":["Date"],"modules.264.createdAt":["Date"],"modules.264.updatedAt":["Date"],"modules.265.createdAt":["Date"],"modules.265.updatedAt":["Date"],"modules.266.createdAt":["Date"],"modules.266.updatedAt":["Date"],"modules.267.createdAt":["Date"],"modules.267.updatedAt":["Date"],"modules.268.createdAt":["Date"],"modules.268.updatedAt":["Date"],"modules.269.createdAt":["Date"],"modules.269.updatedAt":["Date"],"modules.270.createdAt":["Date"],"modules.270.updatedAt":["Date"],"modules.271.createdAt":["Date"],"modules.271.updatedAt":["Date"],"modules.272.createdAt":["Date"],"modules.272.updatedAt":["Date"],"sections.0.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.0.createdAt","sections.0.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.0.updatedAt","sections.0.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.1.createdAt","sections.0.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.1.updatedAt","sections.0.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.2.createdAt","sections.0.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.2.updatedAt","sections.0.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.3.createdAt","sections.0.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.3.updatedAt","sections.0.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.4.createdAt","sections.0.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.4.updatedAt","sections.0.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.5.createdAt","sections.0.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.5.updatedAt","sections.1.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.6.createdAt","sections.1.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.6.updatedAt","sections.1.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.7.createdAt","sections.1.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.7.updatedAt","sections.1.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.8.createdAt","sections.1.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.8.updatedAt","sections.1.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.9.createdAt","sections.1.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.9.updatedAt","sections.1.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.10.createdAt","sections.1.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.10.updatedAt","sections.1.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.11.createdAt","sections.1.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.11.updatedAt","sections.2.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.12.createdAt","sections.2.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.12.updatedAt","sections.2.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.13.createdAt","sections.2.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.13.updatedAt","sections.2.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.14.createdAt","sections.2.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.14.updatedAt","sections.2.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.15.createdAt","sections.2.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.15.updatedAt","sections.2.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.16.createdAt","sections.2.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.16.updatedAt","sections.2.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.17.createdAt","sections.2.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.17.updatedAt","sections.3.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.18.createdAt","sections.3.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.18.updatedAt","sections.3.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.19.createdAt","sections.3.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.19.updatedAt","sections.3.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.20.createdAt","sections.3.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.20.updatedAt","sections.3.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.21.createdAt","sections.3.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.21.updatedAt","sections.3.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.22.createdAt","sections.3.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.22.updatedAt","sections.3.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.23.createdAt","sections.3.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.23.updatedAt","sections.4.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.24.createdAt","sections.4.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.24.updatedAt","sections.4.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.25.createdAt","sections.4.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.25.updatedAt","sections.4.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.26.createdAt","sections.4.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.26.updatedAt","sections.4.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.27.createdAt","sections.4.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.27.updatedAt","sections.4.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.28.createdAt","sections.4.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.28.updatedAt","sections.4.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.29.createdAt","sections.4.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.29.updatedAt","sections.4.modules.6.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.30.createdAt","sections.4.modules.6.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.30.updatedAt","sections.5.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.31.createdAt","sections.5.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.31.updatedAt","sections.5.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.32.createdAt","sections.5.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.32.updatedAt","sections.5.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.33.createdAt","sections.5.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.33.updatedAt","sections.5.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.34.createdAt","sections.5.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.34.updatedAt","sections.5.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.35.createdAt","sections.5.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.35.updatedAt","sections.5.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.36.createdAt","sections.5.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.36.updatedAt","sections.6.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.37.createdAt","sections.6.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.37.updatedAt","sections.6.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.38.createdAt","sections.6.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.38.updatedAt","sections.6.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.39.createdAt","sections.6.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.39.updatedAt","sections.6.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.40.createdAt","sections.6.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.40.updatedAt","sections.6.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.41.createdAt","sections.6.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.41.updatedAt","sections.6.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.42.createdAt","sections.6.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.42.updatedAt","sections.6.modules.6.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.43.createdAt","sections.6.modules.6.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.43.updatedAt","sections.7.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.44.createdAt","sections.7.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.44.updatedAt","sections.7.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.45.createdAt","sections.7.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.45.updatedAt","sections.7.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.46.createdAt","sections.7.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.46.updatedAt","sections.7.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.47.createdAt","sections.7.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.47.updatedAt","sections.7.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.48.createdAt","sections.7.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.48.updatedAt","sections.7.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.49.createdAt","sections.7.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.49.updatedAt","sections.7.modules.6.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.50.createdAt","sections.7.modules.6.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.50.updatedAt","sections.7.modules.7.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.51.createdAt","sections.7.modules.7.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.51.updatedAt","sections.8.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.52.createdAt","sections.8.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.52.updatedAt","sections.8.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.53.createdAt","sections.8.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.53.updatedAt","sections.8.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.54.createdAt","sections.8.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.54.updatedAt","sections.8.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.55.createdAt","sections.8.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.55.updatedAt","sections.8.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.56.createdAt","sections.8.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.56.updatedAt","sections.8.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.57.createdAt","sections.8.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.57.updatedAt","sections.9.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.58.createdAt","sections.9.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.58.updatedAt","sections.9.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.59.createdAt","sections.9.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.59.updatedAt","sections.9.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.60.createdAt","sections.9.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.60.updatedAt","sections.9.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.61.createdAt","sections.9.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.61.updatedAt","sections.9.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.62.createdAt","sections.9.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.62.updatedAt","sections.9.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.63.createdAt","sections.9.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.63.updatedAt","sections.10.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.64.createdAt","sections.10.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.64.updatedAt","sections.10.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.65.createdAt","sections.10.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.65.updatedAt","sections.10.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.66.createdAt","sections.10.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.66.updatedAt","sections.10.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.67.createdAt","sections.10.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.67.updatedAt","sections.10.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.68.createdAt","sections.10.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.68.updatedAt","sections.10.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.69.createdAt","sections.10.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.69.updatedAt","sections.10.modules.6.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.70.createdAt","sections.10.modules.6.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.70.updatedAt","sections.11.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.71.createdAt","sections.11.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.71.updatedAt","sections.11.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.72.createdAt","sections.11.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.72.updatedAt","sections.11.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.73.createdAt","sections.11.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.73.updatedAt","sections.11.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.74.createdAt","sections.11.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.74.updatedAt","sections.11.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.75.createdAt","sections.11.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.75.updatedAt","sections.11.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.76.createdAt","sections.11.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.76.updatedAt","sections.12.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.77.createdAt","sections.12.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.77.updatedAt","sections.12.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.78.createdAt","sections.12.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.78.updatedAt","sections.12.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.79.createdAt","sections.12.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.79.updatedAt","sections.12.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.80.createdAt","sections.12.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.80.updatedAt","sections.12.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.81.createdAt","sections.12.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.81.updatedAt","sections.12.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.82.createdAt","sections.12.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.82.updatedAt","sections.13.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.83.createdAt","sections.13.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.83.updatedAt","sections.13.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.84.createdAt","sections.13.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.84.updatedAt","sections.13.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.85.createdAt","sections.13.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.85.updatedAt","sections.13.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.86.createdAt","sections.13.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.86.updatedAt","sections.13.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.87.createdAt","sections.13.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.87.updatedAt","sections.13.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.88.createdAt","sections.13.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.88.updatedAt","sections.14.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.89.createdAt","sections.14.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.89.updatedAt","sections.14.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.90.createdAt","sections.14.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.90.updatedAt","sections.14.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.91.createdAt","sections.14.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.91.updatedAt","sections.14.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.92.createdAt","sections.14.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.92.updatedAt","sections.14.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.93.createdAt","sections.14.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.93.updatedAt","sections.14.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.94.createdAt","sections.14.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.94.updatedAt","sections.15.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.95.createdAt","sections.15.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.95.updatedAt","sections.15.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.96.createdAt","sections.15.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.96.updatedAt","sections.15.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.97.createdAt","sections.15.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.97.updatedAt","sections.15.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.98.createdAt","sections.15.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.98.updatedAt","sections.15.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.99.createdAt","sections.15.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.99.updatedAt","sections.15.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.100.createdAt","sections.15.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.100.updatedAt","sections.16.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.101.createdAt","sections.16.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.101.updatedAt","sections.16.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.102.createdAt","sections.16.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.102.updatedAt","sections.16.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.103.createdAt","sections.16.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.103.updatedAt","sections.16.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.104.createdAt","sections.16.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.104.updatedAt","sections.16.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.105.createdAt","sections.16.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.105.updatedAt","sections.16.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.106.createdAt","sections.16.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.106.updatedAt","sections.17.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.107.createdAt","sections.17.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.107.updatedAt","sections.17.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.108.createdAt","sections.17.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.108.updatedAt","sections.17.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.109.createdAt","sections.17.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.109.updatedAt","sections.17.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.110.createdAt","sections.17.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.110.updatedAt","sections.17.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.111.createdAt","sections.17.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.111.updatedAt","sections.17.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.112.createdAt","sections.17.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.112.updatedAt","sections.18.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.113.createdAt","sections.18.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.113.updatedAt","sections.18.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.114.createdAt","sections.18.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.114.updatedAt","sections.18.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.115.createdAt","sections.18.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.115.updatedAt","sections.18.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.116.createdAt","sections.18.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.116.updatedAt","sections.18.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.117.createdAt","sections.18.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.117.updatedAt","sections.18.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.118.createdAt","sections.18.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.118.updatedAt","sections.19.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.119.createdAt","sections.19.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.119.updatedAt","sections.19.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.120.createdAt","sections.19.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.120.updatedAt","sections.19.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.121.createdAt","sections.19.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.121.updatedAt","sections.19.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.122.createdAt","sections.19.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.122.updatedAt","sections.19.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.123.createdAt","sections.19.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.123.updatedAt","sections.19.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.124.createdAt","sections.19.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.124.updatedAt","sections.20.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.125.createdAt","sections.20.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.125.updatedAt","sections.20.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.126.createdAt","sections.20.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.126.updatedAt","sections.20.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.127.createdAt","sections.20.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.127.updatedAt","sections.20.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.128.createdAt","sections.20.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.128.updatedAt","sections.20.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.129.createdAt","sections.20.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.129.updatedAt","sections.20.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.130.createdAt","sections.20.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.130.updatedAt","sections.21.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.131.createdAt","sections.21.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.131.updatedAt","sections.21.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.132.createdAt","sections.21.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.132.updatedAt","sections.21.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.133.createdAt","sections.21.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.133.updatedAt","sections.21.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.134.createdAt","sections.21.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.134.updatedAt","sections.21.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.135.createdAt","sections.21.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.135.updatedAt","sections.21.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.136.createdAt","sections.21.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.136.updatedAt","sections.22.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.137.createdAt","sections.22.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.137.updatedAt","sections.22.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.138.createdAt","sections.22.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.138.updatedAt","sections.22.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.139.createdAt","sections.22.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.139.updatedAt","sections.22.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.140.createdAt","sections.22.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.140.updatedAt","sections.22.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.141.createdAt","sections.22.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.141.updatedAt","sections.22.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.142.createdAt","sections.22.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.142.updatedAt","sections.23.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.143.createdAt","sections.23.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.143.updatedAt","sections.23.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.144.createdAt","sections.23.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.144.updatedAt","sections.23.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.145.createdAt","sections.23.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.145.updatedAt","sections.23.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.146.createdAt","sections.23.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.146.updatedAt","sections.23.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.147.createdAt","sections.23.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.147.updatedAt","sections.23.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.148.createdAt","sections.23.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.148.updatedAt","sections.24.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.149.createdAt","sections.24.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.149.updatedAt","sections.24.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.150.createdAt","sections.24.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.150.updatedAt","sections.24.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.151.createdAt","sections.24.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.151.updatedAt","sections.24.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.152.createdAt","sections.24.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.152.updatedAt","sections.24.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.153.createdAt","sections.24.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.153.updatedAt","sections.24.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.154.createdAt","sections.24.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.154.updatedAt","sections.25.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.155.createdAt","sections.25.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.155.updatedAt","sections.25.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.156.createdAt","sections.25.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.156.updatedAt","sections.25.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.157.createdAt","sections.25.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.157.updatedAt","sections.25.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.158.createdAt","sections.25.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.158.updatedAt","sections.25.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.159.createdAt","sections.25.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.159.updatedAt","sections.25.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.160.createdAt","sections.25.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.160.updatedAt","sections.26.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.161.createdAt","sections.26.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.161.updatedAt","sections.26.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.162.createdAt","sections.26.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.162.updatedAt","sections.26.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.163.createdAt","sections.26.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.163.updatedAt","sections.26.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.164.createdAt","sections.26.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.164.updatedAt","sections.26.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.165.createdAt","sections.26.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.165.updatedAt","sections.26.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.166.createdAt","sections.26.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.166.updatedAt","sections.27.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.167.createdAt","sections.27.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.167.updatedAt","sections.27.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.168.createdAt","sections.27.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.168.updatedAt","sections.27.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.169.createdAt","sections.27.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.169.updatedAt","sections.27.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.170.createdAt","sections.27.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.170.updatedAt","sections.27.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.171.createdAt","sections.27.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.171.updatedAt","sections.27.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.172.createdAt","sections.27.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.172.updatedAt","sections.28.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.173.createdAt","sections.28.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.173.updatedAt","sections.28.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.174.createdAt","sections.28.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.174.updatedAt","sections.28.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.175.createdAt","sections.28.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.175.updatedAt","sections.28.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.176.createdAt","sections.28.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.176.updatedAt","sections.28.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.177.createdAt","sections.28.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.177.updatedAt","sections.28.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.178.createdAt","sections.28.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.178.updatedAt","sections.29.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.179.createdAt","sections.29.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.179.updatedAt","sections.29.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.180.createdAt","sections.29.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.180.updatedAt","sections.29.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.181.createdAt","sections.29.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.181.updatedAt","sections.29.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.182.createdAt","sections.29.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.182.updatedAt","sections.29.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.183.createdAt","sections.29.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.183.updatedAt","sections.29.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.184.createdAt","sections.29.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.184.updatedAt","sections.30.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.185.createdAt","sections.30.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.185.updatedAt","sections.30.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.186.createdAt","sections.30.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.186.updatedAt","sections.30.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.187.createdAt","sections.30.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.187.updatedAt","sections.30.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.188.createdAt","sections.30.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.188.updatedAt","sections.30.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.189.createdAt","sections.30.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.189.updatedAt","sections.30.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.190.createdAt","sections.30.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.190.updatedAt","sections.31.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.191.createdAt","sections.31.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.191.updatedAt","sections.31.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.192.createdAt","sections.31.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.192.updatedAt","sections.31.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.193.createdAt","sections.31.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.193.updatedAt","sections.31.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.194.createdAt","sections.31.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.194.updatedAt","sections.31.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.195.createdAt","sections.31.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.195.updatedAt","sections.31.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.196.createdAt","sections.31.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.196.updatedAt","sections.32.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.197.createdAt","sections.32.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.197.updatedAt","sections.32.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.198.createdAt","sections.32.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.198.updatedAt","sections.32.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.199.createdAt","sections.32.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.199.updatedAt","sections.32.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.200.createdAt","sections.32.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.200.updatedAt","sections.32.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.201.createdAt","sections.32.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.201.updatedAt","sections.32.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.202.createdAt","sections.32.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.202.updatedAt","sections.33.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.203.createdAt","sections.33.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.203.updatedAt","sections.33.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.204.createdAt","sections.33.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.204.updatedAt","sections.33.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.205.createdAt","sections.33.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.205.updatedAt","sections.33.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.206.createdAt","sections.33.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.206.updatedAt","sections.33.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.207.createdAt","sections.33.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.207.updatedAt","sections.33.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.208.createdAt","sections.33.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.208.updatedAt","sections.34.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.209.createdAt","sections.34.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.209.updatedAt","sections.34.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.210.createdAt","sections.34.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.210.updatedAt","sections.34.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.211.createdAt","sections.34.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.211.updatedAt","sections.34.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.212.createdAt","sections.34.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.212.updatedAt","sections.34.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.213.createdAt","sections.34.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.213.updatedAt","sections.34.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.214.createdAt","sections.34.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.214.updatedAt","sections.35.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.215.createdAt","sections.35.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.215.updatedAt","sections.35.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.216.createdAt","sections.35.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.216.updatedAt","sections.35.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.217.createdAt","sections.35.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.217.updatedAt","sections.35.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.218.createdAt","sections.35.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.218.updatedAt","sections.35.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.219.createdAt","sections.35.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.219.updatedAt","sections.35.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.220.createdAt","sections.35.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.220.updatedAt","sections.36.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.221.createdAt","sections.36.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.221.updatedAt","sections.36.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.222.createdAt","sections.36.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.222.updatedAt","sections.36.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.223.createdAt","sections.36.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.223.updatedAt","sections.36.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.224.createdAt","sections.36.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.224.updatedAt","sections.36.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.225.createdAt","sections.36.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.225.updatedAt","sections.36.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.226.createdAt","sections.36.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.226.updatedAt","sections.37.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.227.createdAt","sections.37.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.227.updatedAt","sections.37.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.228.createdAt","sections.37.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.228.updatedAt","sections.37.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.229.createdAt","sections.37.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.229.updatedAt","sections.37.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.230.createdAt","sections.37.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.230.updatedAt","sections.37.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.231.createdAt","sections.37.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.231.updatedAt","sections.37.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.232.createdAt","sections.37.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.232.updatedAt","sections.38.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.233.createdAt","sections.38.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.233.updatedAt","sections.38.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.234.createdAt","sections.38.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.234.updatedAt","sections.38.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.235.createdAt","sections.38.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.235.updatedAt","sections.38.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.236.createdAt","sections.38.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.236.updatedAt","sections.38.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.237.createdAt","sections.38.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.237.updatedAt","sections.38.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.238.createdAt","sections.38.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.238.updatedAt","sections.39.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.239.createdAt","sections.39.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.239.updatedAt","sections.39.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.240.createdAt","sections.39.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.240.updatedAt","sections.39.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.241.createdAt","sections.39.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.241.updatedAt","sections.39.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.242.createdAt","sections.39.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.242.updatedAt","sections.39.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.243.createdAt","sections.39.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.243.updatedAt","sections.39.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.244.createdAt","sections.39.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.244.updatedAt","sections.39.modules.6.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.245.createdAt","sections.39.modules.6.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.245.updatedAt","sections.40.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.246.createdAt","sections.40.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.246.updatedAt","sections.40.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.247.createdAt","sections.40.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.247.updatedAt","sections.40.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.248.createdAt","sections.40.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.248.updatedAt","sections.40.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.249.createdAt","sections.40.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.249.updatedAt","sections.40.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.250.createdAt","sections.40.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.250.updatedAt","sections.40.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.251.createdAt","sections.40.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.251.updatedAt","sections.40.modules.6.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.252.createdAt","sections.40.modules.6.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.252.updatedAt","sections.41.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.253.createdAt","sections.41.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.253.updatedAt","sections.41.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.254.createdAt","sections.41.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.254.updatedAt","sections.41.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.255.createdAt","sections.41.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.255.updatedAt","sections.41.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.256.createdAt","sections.41.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.256.updatedAt","sections.41.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.257.createdAt","sections.41.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.257.updatedAt","sections.41.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.258.createdAt","sections.41.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.258.updatedAt","sections.42.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.259.createdAt","sections.42.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.259.updatedAt","sections.42.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.260.createdAt","sections.42.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.260.updatedAt","sections.42.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.261.createdAt","sections.42.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.261.updatedAt","sections.42.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.262.createdAt","sections.42.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.262.updatedAt","sections.42.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.263.createdAt","sections.42.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.263.updatedAt","sections.42.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.264.createdAt","sections.42.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.264.updatedAt","sections.43.modules.0.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.265.createdAt","sections.43.modules.0.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.265.updatedAt","sections.43.modules.1.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.266.createdAt","sections.43.modules.1.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.266.updatedAt","sections.43.modules.2.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.267.createdAt","sections.43.modules.2.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.267.updatedAt","sections.43.modules.3.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.268.createdAt","sections.43.modules.3.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.268.updatedAt","sections.43.modules.4.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.269.createdAt","sections.43.modules.4.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.269.updatedAt","sections.43.modules.5.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.270.createdAt","sections.43.modules.5.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.270.updatedAt","sections.43.modules.6.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.271.createdAt","sections.43.modules.6.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.271.updatedAt","sections.43.modules.7.createdAt":"$45:props:state:queries:0:state:data:meta:values:modules.272.createdAt","sections.43.modules.7.updatedAt":"$45:props:state:queries:0:state:data:meta:values:modules.272.updatedAt"},"referentialEqualities":{"modules.0":["sections.0.modules.0"],"modules.1":["sections.0.modules.1"],"modules.2":["sections.0.modules.2"],"modules.3":["sections.0.modules.3"],"modules.4":["sections.0.modules.4"],"modules.5":["sections.0.modules.5"],"modules.6":["sections.1.modules.0"],"modules.7":["sections.1.modules.1"],"modules.8":["sections.1.modules.2"],"modules.9":["sections.1.modules.3"],"modules.10":["sections.1.modules.4"],"modules.11":["sections.1.modules.5"],"modules.12":["sections.2.modules.0"],"modules.13":["sections.2.modules.1"],"modules.14":["sections.2.modules.2"],"modules.15":["sections.2.modules.3"],"modules.16":["sections.2.modules.4"],"modules.17":["sections.2.modules.5"],"modules.18":["sections.3.modules.0"],"modules.19":["sections.3.modules.1"],"modules.20":["sections.3.modules.2"],"modules.21":["sections.3.modules.3"],"modules.22":["sections.3.modules.4"],"modules.23":["sections.3.modules.5"],"modules.24":["sections.4.modules.0"],"modules.25":["sections.4.modules.1"],"modules.26":["sections.4.modules.2"],"modules.27":["sections.4.modules.3"],"modules.28":["sections.4.modules.4"],"modules.29":["sections.4.modules.5"],"modules.30":["sections.4.modules.6"],"modules.31":["sections.5.modules.0"],"modules.32":["sections.5.modules.1"],"modules.33":["sections.5.modules.2"],"modules.34":["sections.5.modules.3"],"modules.35":["sections.5.modules.4"],"modules.36":["sections.5.modules.5"],"modules.37":["sections.6.modules.0"],"modules.38":["sections.6.modules.1"],"modules.39":["sections.6.modules.2"],"modules.40":["sections.6.modules.3"],"modules.41":["sections.6.modules.4"],"modules.42":["sections.6.modules.5"],"modules.43":["sections.6.modules.6"],"modules.44":["sections.7.modules.0"],"modules.45":["sections.7.modules.1"],"modules.46":["sections.7.modules.2"],"modules.47":["sections.7.modules.3"],"modules.48":["sections.7.modules.4"],"modules.49":["sections.7.modules.5"],"modules.50":["sections.7.modules.6"],"modules.51":["sections.7.modules.7"],"modules.52":["sections.8.modules.0"],"modules.53":["sections.8.modules.1"],"modules.54":["sections.8.modules.2"],"modules.55":["sections.8.modules.3"],"modules.56":["sections.8.modules.4"],"modules.57":["sections.8.modules.5"],"modules.58":["sections.9.modules.0"],"modules.59":["sections.9.modules.1"],"modules.60":["sections.9.modules.2"],"modules.61":["sections.9.modules.3"],"modules.62":["sections.9.modules.4"],"modules.63":["sections.9.modules.5"],"modules.64":["sections.10.modules.0"],"modules.65":["sections.10.modules.1"],"modules.66":["sections.10.modules.2"],"modules.67":["sections.10.modules.3"],"modules.68":["sections.10.modules.4"],"modules.69":["sections.10.modules.5"],"modules.70":["sections.10.modules.6"],"modules.71":["sections.11.modules.0"],"modules.72":["sections.11.modules.1"],"modules.73":["sections.11.modules.2"],"modules.74":["sections.11.modules.3"],"modules.75":["sections.11.modules.4"],"modules.76":["sections.11.modules.5"],"modules.77":["sections.12.modules.0"],"modules.78":["sections.12.modules.1"],"modules.79":["sections.12.modules.2"],"modules.80":["sections.12.modules.3"],"modules.81":["sections.12.modules.4"],"modules.82":["sections.12.modules.5"],"modules.83":["sections.13.modules.0"],"modules.84":["sections.13.modules.1"],"modules.85":["sections.13.modules.2"],"modules.86":["sections.13.modules.3"],"modules.87":["sections.13.modules.4"],"modules.88":["sections.13.modules.5"],"modules.89":["sections.14.modules.0"],"modules.90":["sections.14.modules.1"],"modules.91":["sections.14.modules.2"],"modules.92":["sections.14.modules.3"],"modules.93":["sections.14.modules.4"],"modules.94":["sections.14.modules.5"],"modules.95":["sections.15.modules.0"],"modules.96":["sections.15.modules.1"],"modules.97":["sections.15.modules.2"],"modules.98":["sections.15.modules.3"],"modules.99":["sections.15.modules.4"],"modules.100":["sections.15.modules.5"],"modules.101":["sections.16.modules.0"],"modules.102":["sections.16.modules.1"],"modules.103":["sections.16.modules.2"],"modules.104":["sections.16.modules.3"],"modules.105":["sections.16.modules.4"],"modules.106":["sections.16.modules.5"],"modules.107":["sections.17.modules.0"],"modules.108":["sections.17.modules.1"],"modules.109":["sections.17.modules.2"],"modules.110":["sections.17.modules.3"],"modules.111":["sections.17.modules.4"],"modules.112":["sections.17.modules.5"],"modules.113":["sections.18.modules.0"],"modules.114":["sections.18.modules.1"],"modules.115":["sections.18.modules.2"],"modules.116":["sections.18.modules.3"],"modules.117":["sections.18.modules.4"],"modules.118":["sections.18.modules.5"],"modules.119":["sections.19.modules.0"],"modules.120":["sections.19.modules.1"],"modules.121":["sections.19.modules.2"],"modules.122":["sections.19.modules.3"],"modules.123":["sections.19.modules.4"],"modules.124":["sections.19.modules.5"],"modules.125":["sections.20.modules.0"],"modules.126":["sections.20.modules.1"],"modules.127":["sections.20.modules.2"],"modules.128":["sections.20.modules.3"],"modules.129":["sections.20.modules.4"],"modules.130":["sections.20.modules.5"],"modules.131":["sections.21.modules.0"],"modules.132":["sections.21.modules.1"],"modules.133":["sections.21.modules.2"],"modules.134":["sections.21.modules.3"],"modules.135":["sections.21.modules.4"],"modules.136":["sections.21.modules.5"],"modules.137":["sections.22.modules.0"],"modules.138":["sections.22.modules.1"],"modules.139":["sections.22.modules.2"],"modules.140":["sections.22.modules.3"],"modules.141":["sections.22.modules.4"],"modules.142":["sections.22.modules.5"],"modules.143":["sections.23.modules.0"],"modules.144":["sections.23.modules.1"],"modules.145":["sections.23.modules.2"],"modules.146":["sections.23.modules.3"],"modules.147":["sections.23.modules.4"],"modules.148":["sections.23.modules.5"],"modules.149":["sections.24.modules.0"],"modules.150":["sections.24.modules.1"],"modules.151":["sections.24.modules.2"],"modules.152":["sections.24.modules.3"],"modules.153":["sections.24.modules.4"],"modules.154":["sections.24.modules.5"],"modules.155":["sections.25.modules.0"],"modules.156":["sections.25.modules.1"],"modules.157":["sections.25.modules.2"],"modules.158":["sections.25.modules.3"],"modules.159":["sections.25.modules.4"],"modules.160":["sections.25.modules.5"],"modules.161":["sections.26.modules.0"],"modules.162":["sections.26.modules.1"],"modules.163":["sections.26.modules.2"],"modules.164":["sections.26.modules.3"],"modules.165":["sections.26.modules.4"],"modules.166":["sections.26.modules.5"],"modules.167":["sections.27.modules.0"],"modules.168":["sections.27.modules.1"],"modules.169":["sections.27.modules.2"],"modules.170":["sections.27.modules.3"],"modules.171":["sections.27.modules.4"],"modules.172":["sections.27.modules.5"],"modules.173":["sections.28.modules.0"],"modules.174":["sections.28.modules.1"],"modules.175":["sections.28.modules.2"],"modules.176":["sections.28.modules.3"],"modules.177":["sections.28.modules.4"],"modules.178":["sections.28.modules.5"],"modules.179":["sections.29.modules.0"],"modules.180":["sections.29.modules.1"],"modules.181":["sections.29.modules.2"],"modules.182":["sections.29.modules.3"],"modules.183":["sections.29.modules.4"],"modules.184":["sections.29.modules.5"],"modules.185":["sections.30.modules.0"],"modules.186":["sections.30.modules.1"],"modules.187":["sections.30.modules.2"],"modules.188":["sections.30.modules.3"],"modules.189":["sections.30.modules.4"],"modules.190":["sections.30.modules.5"],"modules.191":["sections.31.modules.0"],"modules.192":["sections.31.modules.1"],"modules.193":["sections.31.modules.2"],"modules.194":["sections.31.modules.3"],"modules.195":["sections.31.modules.4"],"modules.196":["sections.31.modules.5"],"modules.197":["sections.32.modules.0"],"modules.198":["sections.32.modules.1"],"modules.199":["sections.32.modules.2"],"modules.200":["sections.32.modules.3"],"modules.201":["sections.32.modules.4"],"modules.202":["sections.32.modules.5"],"modules.203":["sections.33.modules.0"],"modules.204":["sections.33.modules.1"],"modules.205":["sections.33.modules.2"],"modules.206":["sections.33.modules.3"],"modules.207":["sections.33.modules.4"],"modules.208":["sections.33.modules.5"],"modules.209":["sections.34.modules.0"],"modules.210":["sections.34.modules.1"],"modules.211":["sections.34.modules.2"],"modules.212":["sections.34.modules.3"],"modules.213":["sections.34.modules.4"],"modules.214":["sections.34.modules.5"],"modules.215":["sections.35.modules.0"],"modules.216":["sections.35.modules.1"],"modules.217":["sections.35.modules.2"],"modules.218":["sections.35.modules.3"],"modules.219":["sections.35.modules.4"],"modules.220":["sections.35.modules.5"],"modules.221":["sections.36.modules.0"],"modules.222":["sections.36.modules.1"],"modules.223":["sections.36.modules.2"],"modules.224":["sections.36.modules.3"],"modules.225":["sections.36.modules.4"],"modules.226":["sections.36.modules.5"],"modules.227":["sections.37.modules.0"],"modules.228":["sections.37.modules.1"],"modules.229":["sections.37.modules.2"],"modules.230":["sections.37.modules.3"],"modules.231":["sections.37.modules.4"],"modules.232":["sections.37.modules.5"],"modules.233":["sections.38.modules.0"],"modules.234":["sections.38.modules.1"],"modules.235":["sections.38.modules.2"],"modules.236":["sections.38.modules.3"],"modules.237":["sections.38.modules.4"],"modules.238":["sections.38.modules.5"],"modules.239":["sections.39.modules.0"],"modules.240":["sections.39.modules.1"],"modules.241":["sections.39.modules.2"],"modules.242":["sections.39.modules.3"],"modules.243":["sections.39.modules.4"],"modules.244":["sections.39.modules.5"],"modules.245":["sections.39.modules.6"],"modules.246":["sections.40.modules.0"],"modules.247":["sections.40.modules.1"],"modules.248":["sections.40.modules.2"],"modules.249":["sections.40.modules.3"],"modules.250":["sections.40.modules.4"],"modules.251":["sections.40.modules.5"],"modules.252":["sections.40.modules.6"],"modules.253":["sections.41.modules.0"],"modules.254":["sections.41.modules.1"],"modules.255":["sections.41.modules.2"],"modules.256":["sections.41.modules.3"],"modules.257":["sections.41.modules.4"],"modules.258":["sections.41.modules.5"],"modules.259":["sections.42.modules.0"],"modules.260":["sections.42.modules.1"],"modules.261":["sections.42.modules.2"],"modules.262":["sections.42.modules.3"],"modules.263":["sections.42.modules.4"],"modules.264":["sections.42.modules.5"],"modules.265":["sections.43.modules.0"],"modules.266":["sections.43.modules.1"],"modules.267":["sections.43.modules.2"],"modules.268":["sections.43.modules.3"],"modules.269":["sections.43.modules.4"],"modules.270":["sections.43.modules.5"],"modules.271":["sections.43.modules.6"],"modules.272":["sections.43.modules.7"]},"v":1}},"dataUpdateCount":1,"dataUpdatedAt":1792199794266,"error":null,"errorUpdateCount":0,"errorUpdatedAt":0,"fetchFailureCount":0,"fetchFailureReason":null,"fetchMeta":null,"isInvalidated":false,"status":"success","fetchStatus":"idle"},"queryKey":[["learningPaths","getBySlug"],{"input":{"slug":"hld-system-design"},"type":"query"}],"queryHash":"[[\"learningPaths\",\"getBySlug\"],{\"input\":{\"slug\":\"hld-system-design\"},\"type\":\"query\"}]"},{"dehydratedAt":1792199794520,"state":{"data":{"json":{"path":{"archivedAt":null,"id":"seed_8e9996a306ee9551b4e0eb8e18423c97","slug":"hld-system-design","title":"High-Level System Design","description":"Master high-level system design across 44 chapters and 1338+ pages.","image":null,"color":"#2563EB","keyTopics":["Scalability and reliability","Distributed systems","Storage and databases","Caching and performance","Messaging and eventing","Security and observability","Cloud architecture","System design interviews"],"estimatedHours":223,"problemCount":0,"visualizerCount":0,"quizCount":0,"learningCount":1338,"difficulty":"INTERMEDIATE","idealFor":["Backend engineers","Senior software developers","Architect aspirants","Interview candidates"],"prerequisites":["Basic web and backend concepts","Databases and networking fundamentals","Experience building production services"],"skillsGained":["Requirement decomposition","Scalable architecture design","Trade-off analysis","Reliability planning","Performance optimization","Interview communication"],"outcomes":["Design robust distributed systems","Choose appropriate architecture patterns","Evaluate consistency and availability trade-offs","Plan for scale, resilience, and cost","Perform strongly in HLD interviews"],"overview":"This HLD learning path builds system design intuition from first principles to large-scale architecture patterns.\n\n**What you'll learn:**\n• Requirements and constraints analysis\n• Scalability, availability, and consistency\n• Caching, load balancing, and data partitioning\n• Messaging and event-driven systems\n• Observability and security foundations\n• Real-world architecture case studies","createdAt":"2026-10-15T17:47:45.111Z","updatedAt":"2026-10-15T17:54:18.880Z","modules":[{"id":"seed_cd72c83576dd62ca09670a67e05c0bfc","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 1: Introduction To System Design","sectionOrder":1,"title":"What Is System Design","order":1,"contentType":"LEARNING","contentSlug":"what-is-system-design","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.112Z","pages":[{"id":"seed_85dd4e6c42bebde58f557fca082250c2","title":"Definition of System Design","order":0},{"id":"seed_84f1fe54fcdf7229e0526904203a2c80","title":"Designing Systems vs Writing Code","order":1},{"id":"seed_dda87a82ef7e0e86665c07bada8649b6","title":"The Art of Making Trade-offs","order":2},{"id":"seed_e3bc0f2090a39077b95d68c35a832441","title":"System Design as Problem-Solving at Scale","order":3}]},{"id":"seed_b32f7761f5d7f2db52111698d8b9eead","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 1: Introduction To System Design","sectionOrder":1,"title":"Hld Vs Lld","order":2,"contentType":"LEARNING","contentSlug":"hld-vs-lld","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_d83f5b4990e8be74ca23f7583d1a2f66","title":"High-Level Design: Architecture, Services, and Data Flow","order":0},{"id":"seed_aadb934b8f4fa1cd64c909164057401d","title":"Low-Level Design: Classes, Interfaces, and Methods","order":1},{"id":"seed_666f1532d47c0a7ee9d8fe13e3e0003c","title":"When to Focus on HLD vs LLD","order":2},{"id":"seed_4d2f578ce0f3a1523e732fbd5811038f","title":"How HLD and LLD Complement Each Other","order":3}]},{"id":"seed_bb50779acfd07cbd55111f771af209c5","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 1: Introduction To System Design","sectionOrder":1,"title":"Why System Design Matters","order":3,"contentType":"LEARNING","contentSlug":"why-system-design-matters","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_d9e9bd42a769b338da079d2d8a3999a1","title":"Building Systems That Scale","order":0},{"id":"seed_46d016e16d40b17ba6b28667ce7bccd3","title":"Handling Millions of Users","order":1},{"id":"seed_8b73425a312e947a2fe7e8f81fbfe69d","title":"Ensuring Reliability and Availability","order":2},{"id":"seed_40bc4dc1129131d43afb8217b5987966","title":"Cost Optimization at Scale","order":3}]},{"id":"seed_3a2d6fd6b10f3375ff7c690b2bfe76bf","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 1: Introduction To System Design","sectionOrder":1,"title":"Thinking At Scale","order":4,"contentType":"LEARNING","contentSlug":"thinking-at-scale","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_ff33d19c50ab748715260580dcb0b60c","title":"Orders of Magnitude Thinking","order":0},{"id":"seed_898b3d51d1ae6dee555aa5ebee04bc60","title":"What Changes at 1K, 100K, 1M, 100M Users","order":1},{"id":"seed_ab29a4d2d344fbd3696e29e346c967f1","title":"Scale as a Forcing Function for Design","order":2},{"id":"seed_0ffd971ebdd6fe846735923f9bec3c43","title":"Real Examples of Scale Challenges","order":3}]},{"id":"seed_44528401a37ff5cf31ff1f3878289865","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 1: Introduction To System Design","sectionOrder":1,"title":"System Design In Interviews Vs Real World","order":5,"contentType":"LEARNING","contentSlug":"system-design-in-interviews-vs-real-world","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_1f8d85b54d2f320cfb63e28a68662e23","title":"Interview Constraints: Time, Scope, and Communication","order":0},{"id":"seed_10592c3212f2523fdc47530757401dc7","title":"Real-World Constraints: Legacy, Teams, and Budgets","order":1},{"id":"seed_12c311ee4b2523d21e0152b56398e104","title":"Common Interview Expectations","order":2},{"id":"seed_cc4050212a67cedc448378a87fd96652","title":"Bridging the Gap: Unifying Interview and Real-World Skills","order":3}]},{"id":"seed_f01cf0319df8fb81d1acc89d516d57a7","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 1: Introduction To System Design","sectionOrder":1,"title":"Prerequisites And Learning Path","order":6,"contentType":"LEARNING","contentSlug":"hld-prerequisites-and-learning-path","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_8b6d3fd4ad7a990ada26d8f8ed4dee21","title":"Required Foundational Knowledge","order":0},{"id":"seed_839d52017725e321cd0469c36a75aa0c","title":"How This Curriculum Is Structured","order":1},{"id":"seed_752f27397df30d585eeeea5053657db7","title":"Recommended Practice Approach","order":2},{"id":"seed_37e269b23348bed761d4bed7fb05280d","title":"Setting Expectations","order":3}]},{"id":"seed_0dd9e5a8f6ab375627417b887a09858d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 2: System Design Thinking","sectionOrder":2,"title":"Requirements Gathering","order":1,"contentType":"LEARNING","contentSlug":"hld-requirements-gathering","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_5c4991695c2a6cbe38ddfe7e008b98aa","title":"Functional Requirements — What It Does","order":0},{"id":"seed_fbe72608c17874b7fbb73d16ccc82553","title":"Non-Functional Requirements — How It Performs","order":1},{"id":"seed_52e282a745011d5eff77588b8a60a942","title":"Asking the Right Questions","order":2},{"id":"seed_45d61474f720c6fcc15985c26214a173","title":"Scoping the Problem","order":3}]},{"id":"seed_dda68a0aa0e21d2b93dbfef361f7ed19","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 2: System Design Thinking","sectionOrder":2,"title":"Back Of Envelope Estimation","order":2,"contentType":"LEARNING","contentSlug":"hld-system-design-thinking-back-of-envelope-estimation","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_8af3cd0bdc952407cad494cdc465fe33","title":"Why Estimation Matters","order":0},{"id":"seed_a31d251841a30a1c5976440bccb00589","title":"Traffic Estimation: QPS, DAU, MAU","order":1},{"id":"seed_c22f6124fb8cff99b1cc5ba75975db1a","title":"Storage Estimation","order":2},{"id":"seed_de0d05ab56b9c4dc9af9b608a90d9011","title":"Bandwidth Estimation","order":3},{"id":"seed_c9b3faf02e46727641df88400822a912","title":"Common Estimation Formulas","order":4}]},{"id":"seed_955d00b5fbfda52554f0192dbaa85c82","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 2: System Design Thinking","sectionOrder":2,"title":"Trade Off Analysis","order":3,"contentType":"LEARNING","contentSlug":"trade-off-analysis","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_20fc135f70e7adc658ac4db58b37882f","title":"Every Decision Has Trade-offs","order":0},{"id":"seed_05819e8c6478ee08aa91683aea70e16c","title":"Consistency vs Availability","order":1},{"id":"seed_4242988c20925ad9fc7ac9575eb9a931","title":"Latency vs Throughput","order":2},{"id":"seed_6586cbdc79754c28d3204ef3dbbc52ad","title":"Cost vs Performance","order":3},{"id":"seed_a78f368a65773f0ed4be207c799082f1","title":"Making Informed Decisions","order":4}]},{"id":"seed_9401f4ee0403deccaf6d9d9469d495ee","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 2: System Design Thinking","sectionOrder":2,"title":"Constraints And Bottlenecks","order":4,"contentType":"LEARNING","contentSlug":"constraints-and-bottlenecks","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_8923f7d981b14c181104e34a9a03b599","title":"Identifying Constraints Early","order":0},{"id":"seed_f785f68e190c24967aa16e3cd5889b28","title":"Common Bottlenecks: CPU, Memory, Network, Disk","order":1},{"id":"seed_4240c1bb7ad1f11b6dd5208fbe11f084","title":"Database as Bottleneck","order":2},{"id":"seed_8e521b39ee3f713aae6e49f15a4d51b5","title":"Network as Bottleneck","order":3}]},{"id":"seed_a56034cf773533afa865673c3f79a861","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 2: System Design Thinking","sectionOrder":2,"title":"Iterative Design Process","order":5,"contentType":"LEARNING","contentSlug":"iterative-design-process","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_e7e29bf222e9b40ffab4040ccda18d86","title":"Start Simple, Then Refine","order":0},{"id":"seed_f0adae229e049233c42ce5e0f07a2ef2","title":"High-Level First, Then Deep Dive","order":1},{"id":"seed_6260933f2917e14219e51e47605e43d5","title":"Validate Assumptions","order":2},{"id":"seed_a2e156b93520d4ef17815efb94e53332","title":"Iterate Based on Feedback","order":3}]},{"id":"seed_be21ec3e84ad876f40c9da9a18c5c610","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 2: System Design Thinking","sectionOrder":2,"title":"Documentation And Communication","order":6,"contentType":"LEARNING","contentSlug":"documentation-and-communication","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_373626e7b299e81221243d6ed42ab0a3","title":"Visualizing Architecture","order":0},{"id":"seed_848c5d218ae08e950e20085c22da3fea","title":"Sequence Diagrams for Flows","order":1},{"id":"seed_26c997fc5124b59cc857cf8b3d8ef779","title":"Communicating Trade-offs","order":2},{"id":"seed_fa0b405d7c997205715f93ab8161aeee","title":"Writing Design Documents","order":3}]},{"id":"seed_e505f27e22be9486f358608ec9a66ddc","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 3: Client Server And Service Architecture","sectionOrder":3,"title":"Client Server Model","order":1,"contentType":"LEARNING","contentSlug":"hld-client-server-model","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_28afb8c060b5874bda2498612564f615","title":"What is Client-Server Architecture","order":0},{"id":"seed_257103f7368360585d1fa629aa8d1fbd","title":"Request-Response Pattern","order":1},{"id":"seed_bd0637a567cc0c4b08a6657dfbabdeeb","title":"Clients: Web, Mobile, API Consumers","order":2},{"id":"seed_14049aa1a31737ca6f0888220365c885","title":"Servers: Application, Database, Cache","order":3}]},{"id":"seed_ea4d09e8b13d138cf5fb7f743804691f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 3: Client Server And Service Architecture","sectionOrder":3,"title":"Single Tier Vs Multi Tier Architecture","order":2,"contentType":"LEARNING","contentSlug":"single-tier-vs-multi-tier-architecture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_f9154155a16118c8d761e580df47fd52","title":"Single-Tier Architecture — Everything Together","order":0},{"id":"seed_71470151cdd2ac866bb7afd49b82529a","title":"Two-Tier Architecture — Client and Database","order":1},{"id":"seed_23fc1238af155d80bb02b54dcd79abf4","title":"Three-Tier Architecture — Presentation, Logic, Data","order":2},{"id":"seed_cfea05e488ec68e3f81228c8c95e657c","title":"N-Tier Architecture — Multiple Service Layers","order":3},{"id":"seed_7c1d2f803c1bd4566aa47ea095fbe749","title":"When to Use Which — Choosing the Right Tier Structure","order":4}]},{"id":"seed_9d094878179f7e4f19b264d583395bf1","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 3: Client Server And Service Architecture","sectionOrder":3,"title":"Stateless Vs Stateful Services","order":3,"contentType":"LEARNING","contentSlug":"stateless-vs-stateful-services","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_e03f1ade0a9dfa881bd65f11832ea3a1","title":"Stateless — No Session State on Server","order":0},{"id":"seed_ea88c3768cff92b94c4054394036f620","title":"Stateful — Session State Maintained","order":1},{"id":"seed_f6f26a8f0d86a72149a46620230cd153","title":"Implications for Scaling","order":2},{"id":"seed_f21aae4976ba262799416a7449e21828","title":"Session Management Strategies","order":3},{"id":"seed_827281f5e1aa3928af25925e11eae48c","title":"When Each Is Appropriate","order":4}]},{"id":"seed_86d6e928662c1990bd91dceaba20374e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 3: Client Server And Service Architecture","sectionOrder":3,"title":"Thin Client Vs Thick Client","order":4,"contentType":"LEARNING","contentSlug":"thin-client-vs-thick-client","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_4e5b029e9c36200a5d4f73e18cc75702","title":"Thin Client — Minimal Processing Locally","order":0},{"id":"seed_6e6c01dec5271db738c6c56e10b2c0f9","title":"Thick Client — Significant Local Processing","order":1},{"id":"seed_4e04fc14ceaf67ec7a66085a9b34e096","title":"Trade-offs — Bandwidth, Latency, Complexity","order":2},{"id":"seed_d39d53b77ce7187b750b42e630157c0b","title":"Mobile Considerations","order":3},{"id":"seed_6c3e95b6529a604b3c7200a2176df804","title":"Progressive Web Apps","order":4}]},{"id":"seed_ec58b331676a1efe0319ee0ec2332367","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 3: Client Server And Service Architecture","sectionOrder":3,"title":"Monolith Vs Microservices Vs Modular Monolith","order":5,"contentType":"LEARNING","contentSlug":"monolith-vs-microservices","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_e511a439be9996ee6faf6c95850fee92","title":"Monolith — The Single Deployable Unit","order":0},{"id":"seed_66df4ce4b0ca208ed876c064b76ebabe","title":"Microservices — Independent Services","order":1},{"id":"seed_f188ea566ec945ac652104f11595317f","title":"Modular Monolith — The Best of Both Worlds","order":2},{"id":"seed_c145abdf50b61eb55b401800b569d552","title":"Evolution Path — From Monolith to Microservices","order":3},{"id":"seed_85537a8e74958d987836334e2bd1f293","title":"Decision Criteria — Choosing the Right Architecture","order":4}]},{"id":"seed_4831e52caf84c81c5146218d8974c6c5","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 3: Client Server And Service Architecture","sectionOrder":3,"title":"Service Discovery Mechanisms","order":6,"contentType":"LEARNING","contentSlug":"service-discovery-mechanisms","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_596d8c3adada2f53e777fcace5e13036","title":"Why Service Discovery Is Needed","order":0},{"id":"seed_d4626cd4236aea3f93f7b90bdd83135d","title":"Client-Side vs Server-Side Discovery","order":1},{"id":"seed_0aa94e7a5401b9079ff66f478101ce96","title":"Service Registries: Consul, etcd, and Zookeeper","order":2},{"id":"seed_e8b4314ff5877dbe017600d52e72539e","title":"DNS-Based Discovery","order":3},{"id":"seed_bcd59d49f43fbc87f5496208464bc32e","title":"Kubernetes Service Discovery","order":4}]},{"id":"seed_31582e9cd55998cffe0ac1105841722e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 4: Distributed Systems Fundamentals","sectionOrder":4,"title":"What Is A Distributed System","order":1,"contentType":"LEARNING","contentSlug":"what-is-a-distributed-system","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_f3e03786009a5e7946916a9ff1f34ad5","title":"Definition and Characteristics","order":0},{"id":"seed_237ba09d0cd98cf10a6739aa58ab0a20","title":"Why We Need Distributed Systems","order":1},{"id":"seed_b218667a786846fc7a1c962a533b4cea","title":"Benefits: Scalability and Fault Tolerance","order":2},{"id":"seed_270952eed3e35dbf5d1fc490daf0dbe3","title":"Challenges: Complexity and Coordination","order":3}]},{"id":"seed_f4fd618fa5d4af98a092cad764de88df","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 4: Distributed Systems Fundamentals","sectionOrder":4,"title":"Fallacies Of Distributed Computing","order":2,"contentType":"LEARNING","contentSlug":"fallacies-of-distributed-computing","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_fc0a8d2a41a34d1ca568e7d57d9ea3e4","title":"The Network Is Reliable (It's Not)","order":0},{"id":"seed_cc3a920ae631620e75ff5fa7bcd7f6c9","title":"Latency Is Zero (It's Not)","order":1},{"id":"seed_92973315b7bf3cc194890f0b0a5869c1","title":"Bandwidth Is Infinite (It's Not)","order":2},{"id":"seed_ed46e1168ce55aec6e754a158fc5a4bf","title":"The Network Is Secure (It's Not)","order":3},{"id":"seed_fb063a68cb4fea6b17ea1e526c8f9aab","title":"All Eight Fallacies and Their Implications","order":4}]},{"id":"seed_9159454b9c9fbe0765b3102fa21785d7","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 4: Distributed Systems Fundamentals","sectionOrder":4,"title":"Cap Theorem","order":3,"contentType":"LEARNING","contentSlug":"hld-cap-theorem","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.113Z","pages":[{"id":"seed_35b1acb81da8b637e6c7a6e773457cc4","title":"Consistency — All Nodes See the Same Data","order":0},{"id":"seed_d5ea644cacabad97fef360859051b865","title":"Availability — Every Request Gets a Response","order":1},{"id":"seed_5eb5c838ccb82aead1b3c4ee1f090e2f","title":"Partition Tolerance — System Works Despite Network Failures","order":2},{"id":"seed_119528e0facb572ccaa284e8faf542c9","title":"CAP in Practice — Applying Theory to Real Systems","order":3},{"id":"seed_2a802ee16ca5ce8ae8f840871382dc31","title":"Choosing Between CP and AP — The Final Decision Guide","order":4}]},{"id":"seed_48fe4c1ef3585932b2cf127ac6d17961","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 4: Distributed Systems Fundamentals","sectionOrder":4,"title":"Pacelc Theorem","order":4,"contentType":"LEARNING","contentSlug":"pacelc-theorem","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_863d623201d875b4c114933d21b0bf21","title":"Extension of CAP: Why CAP Isn't the Complete Picture","order":0},{"id":"seed_7be20f455b3a4e3e2a88aa481a68d7bf","title":"What Happens When There's No Partition: The 'Else' Clause","order":1},{"id":"seed_13d5a5a79368aa12a32529e99a5aadf2","title":"Latency vs Consistency Trade-off: The Core PACELC Decision","order":2},{"id":"seed_e226bea1c947ff9c82e93b25b61202c6","title":"Practical Implications: Applying PACELC to Real-World Design","order":3}]},{"id":"seed_95859b467494cc821396715416c20dbe","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 4: Distributed Systems Fundamentals","sectionOrder":4,"title":"Time In Distributed Systems","order":5,"contentType":"LEARNING","contentSlug":"time-in-distributed-systems","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_43b8485bd1f1deed67f21ddaa7f8ee4a","title":"Why Time is Hard in Distributed Systems","order":0},{"id":"seed_8b056708e1f7f340729325385de7ffa3","title":"Physical Clocks and Clock Drift","order":1},{"id":"seed_f9ab071c48fbcd0d12095105f816790a","title":"NTP and Time Synchronization","order":2},{"id":"seed_2cc434de12d8afa63afba00ada843fe8","title":"Logical Clocks (Lamport Clocks)","order":3},{"id":"seed_a5d242a3c22679180dda702b1f71152a","title":"Vector Clocks for Causality","order":4}]},{"id":"seed_2d7c9bb7660a0efaa6d16586354e7b29","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 4: Distributed Systems Fundamentals","sectionOrder":4,"title":"Ordering And Causality","order":6,"contentType":"LEARNING","contentSlug":"ordering-and-causality","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_afe38202c5bc1ce87126fb76bf21d6d1","title":"Event Ordering Challenges","order":0},{"id":"seed_804fce81f6d98dc7cfcecfc822a77926","title":"Happens-Before Relationship","order":1},{"id":"seed_9cb48855a38ce24c9e25ee19b5bd7bd8","title":"Causal Ordering","order":2},{"id":"seed_055e654759fcd814c618bcb2bcadc0f6","title":"Total Ordering","order":3},{"id":"seed_78c78c8553abf68dd0657c4180a3cbc4","title":"Practical Implications for Consistency","order":4}]},{"id":"seed_94f05a592e7a9b03857a6544ce1b6e59","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 5: Distributed Coordination And Consensus","sectionOrder":5,"title":"The Consensus Problem","order":1,"contentType":"LEARNING","contentSlug":"the-consensus-problem","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_625d458e9256e2fc0711815c3e1f2281","title":"What Is Consensus","order":0},{"id":"seed_1fee198f367542b41948d593b14d9763","title":"Why Consensus Is Hard","order":1},{"id":"seed_632961284947eec08c3c8fb1987385b7","title":"Byzantine vs Crash Failures","order":2},{"id":"seed_288e77c43c4250f780061ca7395351a8","title":"FLP Impossibility Result (Intuition)","order":3}]},{"id":"seed_5be00e8a43670968aa4dad89b05cc722","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 5: Distributed Coordination And Consensus","sectionOrder":5,"title":"Paxos Algorithm","order":2,"contentType":"LEARNING","contentSlug":"paxos-algorithm","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_e026791662dffa84dbf1b50cef70fe05","title":"Basic Paxos Overview","order":0},{"id":"seed_436f92871357812bcb2fb96b60f78c20","title":"Proposers, Acceptors, Learners","order":1},{"id":"seed_f2e7626313950d956d0ff756d02b8f37","title":"Two-Phase Protocol","order":2},{"id":"seed_3e78fde2ba6546147ac99797a1d50075","title":"Multi-Paxos for Log Replication","order":3},{"id":"seed_efd5901cbdbe4525bb7293a588ae9a76","title":"Why Paxos is Hard to Implement","order":4}]},{"id":"seed_ac2394a9e5201b1a5381626497ef2776","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 5: Distributed Coordination And Consensus","sectionOrder":5,"title":"Raft Algorithm","order":3,"contentType":"LEARNING","contentSlug":"raft-algorithm","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_2159df2cf9585156438d1429418f4f21","title":"Raft as Understandable Consensus","order":0},{"id":"seed_f502feccb6d7d129c0f8718f5daf9f67","title":"Leader Election","order":1},{"id":"seed_213eccf7ad206214d56b9125fdcb7f4a","title":"Log Replication","order":2},{"id":"seed_ceed1a2da9d588f3a645af05de8f6cb1","title":"Safety Guarantees","order":3},{"id":"seed_b01bd19c09f1f46fe2deea5f0064c8f3","title":"Raft in Practice (etcd, Consul)","order":4}]},{"id":"seed_71f99d8b59b19bf10e58237116eaa99c","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 5: Distributed Coordination And Consensus","sectionOrder":5,"title":"Zab Zookeeper Atomic Broadcast","order":4,"contentType":"LEARNING","contentSlug":"zab-zookeeper-atomic-broadcast","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_51bfd95b65623205d4d38091c1785d96","title":"Zookeeper's Consensus Protocol","order":0},{"id":"seed_dfa7e33f93c00aad89260303e6bc443b","title":"Leader-Based Ordering","order":1},{"id":"seed_fd5a165187ded834fd090fe2b91b5630","title":"Comparison with Raft and Paxos","order":2},{"id":"seed_e8eb01d4f3a941a6da6b2a4049a14a40","title":"Use in Kafka and Hadoop","order":3}]},{"id":"seed_2f91275eebd25912bf56eb087041e788","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 5: Distributed Coordination And Consensus","sectionOrder":5,"title":"Distributed Locking","order":5,"contentType":"LEARNING","contentSlug":"distributed-locking","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_0a379de217a3d149f594c4494482cac6","title":"Why Distributed Locking Is Needed","order":0},{"id":"seed_2d14db0c1e1f8a92279168ee8234e36d","title":"Lock Requirements: Mutual Exclusion, Deadlock Freedom, and Liveness","order":1},{"id":"seed_9fcb4aafd53b4fc5a72bfb9f84ebc091","title":"Zookeeper Locks: Hierarchical Coordination for Distributed Systems","order":2},{"id":"seed_9c2393a383a29fce2b7bbbcef58df417","title":"etcd Locks: Modern Coordination for Cloud-Native Systems","order":3},{"id":"seed_c1d273afcd54a095e36eb1b5b2af3a15","title":"Redis Redlock: Algorithm, Controversy, and Hard Truths","order":4}]},{"id":"seed_a864aee809a31f660fd703c290f21a28","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 5: Distributed Coordination And Consensus","sectionOrder":5,"title":"Leader Election","order":6,"contentType":"LEARNING","contentSlug":"leader-election","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_4d4488ba768ee38f3f80eceba4137f66","title":"When Leader Election Is Needed","order":0},{"id":"seed_adda45974aadedf930f0424f0e2065b5","title":"The Bully Algorithm","order":1},{"id":"seed_087dbe90c6bc51bce4f48d3520e71754","title":"The Ring Algorithm","order":2},{"id":"seed_31b7ec479905bba8f42dd8b5ddde833d","title":"Lease-Based Election","order":3},{"id":"seed_a75e68f956e81b7666c12990856d2efb","title":"Leader Election in Practice","order":4}]},{"id":"seed_ec045f581859451f2e3bfc6953784dcf","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 5: Distributed Coordination And Consensus","sectionOrder":5,"title":"Coordination Services","order":7,"contentType":"LEARNING","contentSlug":"coordination-services","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_ce1a737fdb26fef550d8e1a97577b444","title":"Zookeeper: Hierarchical Key-Value Coordination","order":0},{"id":"seed_c1d489c13cbf42af36af411fabc53e05","title":"etcd: Simple Key-Value with Raft","order":1},{"id":"seed_ccbbe8b96f72f35e4e9c6d69758d02e5","title":"Consul: Service Mesh + KV","order":2},{"id":"seed_aa34d0dfd1e2a5ab4ca9863e4ced876b","title":"Choosing Coordination Service","order":3},{"id":"seed_a1a91edd3d3602eedc5d23cb6c5f5465","title":"When to Use Coordination Services","order":4}]},{"id":"seed_2ffa3b25335736298bb865cd8837896e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 6: Scalability Fundamentals","sectionOrder":6,"title":"What Is Scalability","order":1,"contentType":"LEARNING","contentSlug":"what-is-scalability","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_a994b0a5197941ea5c2f0369877e58aa","title":"Definition of Scalability","order":0},{"id":"seed_c0041fd351f3af8fd05c1886db948cc9","title":"Scalability vs Performance","order":1},{"id":"seed_883fc0afc0ba46839aebf6a93781ed78","title":"Scalability Metrics","order":2},{"id":"seed_8f21bc7e1f694493c505debe13f3b7bc","title":"Why Scalability Matters","order":3}]},{"id":"seed_bfbf8a8efec340b7f4c5d4e7871b4424","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 6: Scalability Fundamentals","sectionOrder":6,"title":"Horizontal Vs Vertical Scaling","order":2,"contentType":"LEARNING","contentSlug":"horizontal-vs-vertical-scaling","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_0113ff42cffe8309457a4aa5799aad0b","title":"Vertical Scaling: Bigger Machines","order":0},{"id":"seed_05985f7bfdadbf0bd111afec363c908f","title":"Horizontal Scaling: More Machines","order":1},{"id":"seed_efbf6d2c3ab580d5dc6e5a502034ef94","title":"Trade-offs of Each Approach","order":2},{"id":"seed_d52359534102861a491441a1ee520abf","title":"When to Use Which","order":3},{"id":"seed_9478a08624d877447298c8ca7830a81a","title":"Practical Limits","order":4}]},{"id":"seed_72219a9fba9efb0d6715d1c47b0315ea","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 6: Scalability Fundamentals","sectionOrder":6,"title":"Scaling Strategies","order":3,"contentType":"LEARNING","contentSlug":"scaling-strategies","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_87aa7ee566667b651d1f5de52e2b7295","title":"Read Scaling vs Write Scaling","order":0},{"id":"seed_0980fdbff42059d88433418537c35de3","title":"Stateless Service Scaling","order":1},{"id":"seed_79dd8aa30b26cdde0af6fe714589933f","title":"Database Scaling Patterns","order":2},{"id":"seed_ba9d42c74fdee6738862f9ccad5358da","title":"Cache Scaling Patterns","order":3},{"id":"seed_bd0b065634ec8bf3c256e295f2ff7bb9","title":"Queue Scaling Patterns","order":4}]},{"id":"seed_27e9cc64f96ba68cda3309bb18522f92","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 6: Scalability Fundamentals","sectionOrder":6,"title":"Auto Scaling","order":4,"contentType":"LEARNING","contentSlug":"auto-scaling","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_19195ec5002f6c866b2b8b1edc0f314c","title":"What is Auto-Scaling","order":0},{"id":"seed_558d09536faa6bbb36282c62835fb5f5","title":"Scaling Triggers: CPU, Memory, Queue Depth","order":1},{"id":"seed_efad04816ff5d428c2e7f5ab7a021ea5","title":"Scaling Policies","order":2},{"id":"seed_859765c3f8fc0ac80979f99f42cac6e8","title":"Cool-Down Periods","order":3},{"id":"seed_af72255b8fbd4e2b7e3391c858549a4b","title":"Predictive Scaling","order":4}]},{"id":"seed_6f42f716775828165d6c30111e7f4612","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 6: Scalability Fundamentals","sectionOrder":6,"title":"Geo Distributed Architecture","order":5,"contentType":"LEARNING","contentSlug":"geo-distributed-architecture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_494590a8ac989a52476dad40a86c72f0","title":"Why Geo-Distribution Matters","order":0},{"id":"seed_db1cda04534fce0e5409672a8f8f3dad","title":"Single Region vs Multi-Region","order":1},{"id":"seed_a52412e7b4e51639a076ed3362c5078c","title":"Active-Passive vs Active-Active","order":2},{"id":"seed_137b8e7e9b2828407bdfd7f5365688ba","title":"Data Replication Across Regions","order":3},{"id":"seed_e860c91aea0c5e1f09e85ccef0395a30","title":"Latency Optimization","order":4}]},{"id":"seed_86cafe8946e2de0db339228cb731bf95","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 6: Scalability Fundamentals","sectionOrder":6,"title":"Scaling Playbook","order":6,"contentType":"LEARNING","contentSlug":"scaling-playbook","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_fe8e57f498cae7396f01e38ea79a988b","title":"Real-world Scaling Patterns","order":0},{"id":"seed_0d382cbfdf3e321df42684c431658973","title":"Database Scaling Journey","order":1},{"id":"seed_bc59bf34b950254df3d812432127c950","title":"Caching Layer Introduction","order":2},{"id":"seed_df6994ce16ebceb4978b4985dcc2f425","title":"Queue-based Decoupling","order":3},{"id":"seed_05ef1447f13ced69986098193515f7f1","title":"Microservices Decomposition","order":4}]},{"id":"seed_eda58769f45af5457dbc62db84643cd3","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 7: Load Balancing And Traffic Routing","sectionOrder":7,"title":"What Is Load Balancing","order":1,"contentType":"LEARNING","contentSlug":"what-is-load-balancing","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_473b4fc48ec4e03fce5e18eda675e9f3","title":"Definition and Purpose of Load Balancing","order":0},{"id":"seed_198ec0717fd274ee4f3ceae3c293bf80","title":"Benefits: Availability, Performance, Flexibility","order":1},{"id":"seed_9a6a36b6095582f43aa94e15657d9fc7","title":"Load Balancer Placement","order":2},{"id":"seed_cca2a12a669620824163fbe0d83681bc","title":"Single Point of Failure Considerations","order":3}]},{"id":"seed_2becbe3e4c17b520fa33baf8a11bdd64","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 7: Load Balancing And Traffic Routing","sectionOrder":7,"title":"Layer 4 Vs Layer 7 Load Balancing","order":2,"contentType":"LEARNING","contentSlug":"layer-4-vs-layer-7-load-balancing","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_126880c42f8e5fdf832ecab207cb3790","title":"Layer 4 Load Balancing: Transport Layer (TCP/UDP)","order":0},{"id":"seed_efcdcb683c0a2e034a2edcb903556a62","title":"Layer 7 Load Balancing: Application Layer (HTTP)","order":1},{"id":"seed_29fea9ee64ed42786e770a2273ecc583","title":"Performance vs Flexibility Trade-off","order":2},{"id":"seed_75825f0050a3c94baac83b1928c4f35e","title":"Use Cases for Each Layer","order":3},{"id":"seed_8c74f49829a9493e6a7fa1ffcdd42d62","title":"Hybrid Approaches","order":4}]},{"id":"seed_205244687ba56e2a8567ec822f3d58f0","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 7: Load Balancing And Traffic Routing","sectionOrder":7,"title":"Load Distribution Algorithms","order":3,"contentType":"LEARNING","contentSlug":"load-distribution-algorithms","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_723bf4ea049d30618ac2872d62f1238c","title":"Round Robin: The Foundation of Load Distribution","order":0},{"id":"seed_5c9348f3d9db6ad8188f1b2a7f262248","title":"Weighted Round Robin: Proportional Distribution for Heterogeneous Systems","order":1},{"id":"seed_a701b8f5d922326f390900d2b41ec604","title":"Least Connections: Load-Aware Distribution","order":2},{"id":"seed_cf4d2e062a6e459b5360ce41dc35611a","title":"Weighted Least Connections: Optimal Distribution for Complex Environments","order":3},{"id":"seed_e667484ca31ab823e3e80e0a6c3d8ad9","title":"IP Hash: Deterministic Routing for Session Affinity","order":4},{"id":"seed_8182a251eff0e11fc7a8241f57d796c5","title":"Consistent Hashing: The Foundation of Distributed Systems","order":5}]},{"id":"seed_38069fa7f516d48ec991e6dbf67badfb","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 7: Load Balancing And Traffic Routing","sectionOrder":7,"title":"Session Persistence Sticky Sessions","order":4,"contentType":"LEARNING","contentSlug":"session-persistence-sticky-sessions","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_58e573bae29434526862bc621f44bf88","title":"Why Session Persistence Is Needed","order":0},{"id":"seed_7da17fbfc0c6260e75e0bf939e0e7f37","title":"Cookie-Based Session Persistence","order":1},{"id":"seed_4a29183a5ecafa84eda87d62752072ba","title":"IP-Based Session Persistence","order":2},{"id":"seed_943fafe75dcdc4f03f6b09a39d341d69","title":"Drawbacks of Sticky Sessions","order":3},{"id":"seed_24cf8a96cc1757cc2d0f4d89946b50a2","title":"Stateless Alternatives to Sticky Sessions","order":4}]},{"id":"seed_7d0615cd6f1504310551832ae1675d63","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 7: Load Balancing And Traffic Routing","sectionOrder":7,"title":"Health Checks And Failover","order":5,"contentType":"LEARNING","contentSlug":"health-checks-and-failover","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.114Z","pages":[{"id":"seed_0b104ffc5eb0b3b3276c4dd84ad930b6","title":"Active vs Passive Health Checks","order":0},{"id":"seed_3e152aaef88ed76b3395faa93d0bce2c","title":"Health Check Endpoints","order":1},{"id":"seed_c6540456e89a8086fdf9ed98d8208e96","title":"Failure Detection","order":2},{"id":"seed_e0fabb20177d51c3e321c44ab455e518","title":"Graceful Degradation","order":3},{"id":"seed_8f598c9e8eae5542dd8b93865d1d2755","title":"Failover Strategies","order":4}]},{"id":"seed_8de057a7b5ace87ee65f97d94e7da235","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 7: Load Balancing And Traffic Routing","sectionOrder":7,"title":"Global Load Balancing And Anycast","order":6,"contentType":"LEARNING","contentSlug":"global-load-balancing-and-anycast","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_aa5a722abfec24a5da69fbdd12c41918","title":"Global Server Load Balancing (GSLB)","order":0},{"id":"seed_1127bcca8d81f5e2bb155c8cb2d0b3e1","title":"DNS-Based Load Balancing","order":1},{"id":"seed_f20597c406cb1fa9ffad7d8351aaf6f9","title":"Anycast Routing","order":2},{"id":"seed_04365521431bd5372c86b662fc78a2c5","title":"GeoDNS","order":3},{"id":"seed_374a50e3e7cffb3822203aeb2abdd11f","title":"Traffic Management Policies","order":4}]},{"id":"seed_9582d82528e370a4da3694897acd65d3","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 7: Load Balancing And Traffic Routing","sectionOrder":7,"title":"Load Balancer Comparison","order":7,"contentType":"LEARNING","contentSlug":"load-balancer-comparison","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_57be2664a17baf5020e49fadd14e89fb","title":"NGINX — Versatile, Widely Used","order":0},{"id":"seed_2c032498374d898817c6b7ca18ef53f8","title":"HAProxy — High Performance, TCP/HTTP","order":1},{"id":"seed_0d19524f50bd27dedcb5c8f1df4e8f11","title":"Envoy — Modern, Cloud-Native","order":2},{"id":"seed_f31d9ec6e4c135f1b2ff2850930401b5","title":"AWS ALB/NLB — Managed AWS Options","order":3},{"id":"seed_ce3fe5c454a453fd07f369f7ab661918","title":"Cloud Load Balancers Comparison","order":4}]},{"id":"seed_e9d651213d01f50861224fddc574d8eb","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 8: Caching Strategies","sectionOrder":8,"title":"Why Caching Matters","order":1,"contentType":"LEARNING","contentSlug":"hld-why-caching-matters","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_fef2990f5c96ff39ba945d09b495333f","title":"What is Caching","order":0},{"id":"seed_62ab64bd36d8f757114d2209f1cc57fc","title":"Cache Hit vs Cache Miss","order":1},{"id":"seed_d09b12384e4f189d36bfc748a3b1f57a","title":"Performance Improvement Potential","order":2},{"id":"seed_6543d34bc9893834ce305a8e62ee3d75","title":"Caching Trade-offs","order":3}]},{"id":"seed_216df00e7cc529ab4e08d97aff7eef0e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 8: Caching Strategies","sectionOrder":8,"title":"Caching Layers","order":2,"contentType":"LEARNING","contentSlug":"caching-layers","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_701eb57cb54c97c446f331081ed2de9c","title":"Client-Side Caching (Browser)","order":0},{"id":"seed_551502abe3deac897b7e932fe4d30e97","title":"CDN Caching (Edge)","order":1},{"id":"seed_c215b642f2f5fadcc4dc876f09476a29","title":"Application-Level Caching","order":2},{"id":"seed_906e7320f80d7f9462964e305bd5bd74","title":"Database Query Caching","order":3},{"id":"seed_a7718f020f605d4fb8e756a98dcae6e3","title":"Distributed Caching","order":4}]},{"id":"seed_667fe871aba8e985ec485343c9a34118","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 8: Caching Strategies","sectionOrder":8,"title":"Write Through Caching","order":3,"contentType":"LEARNING","contentSlug":"write-through-caching","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_41439286953ea479e33bf4bfffc5fe6f","title":"How Write-Through Works","order":0},{"id":"seed_859fc11e8588287a3b074f71205062be","title":"Data Written to Cache and Database Together","order":1},{"id":"seed_ea2a6283eb931cfaabfa923d515df4e2","title":"Consistency Benefits","order":2},{"id":"seed_bb9d55fd5dce21a6d4a504a658402fb4","title":"Performance Trade-offs","order":3},{"id":"seed_08458be4eecb8cbe50055def57e8eacc","title":"Use Cases","order":4}]},{"id":"seed_375ca498400efe44f6715ff03f51d523","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 8: Caching Strategies","sectionOrder":8,"title":"Write Back Caching","order":4,"contentType":"LEARNING","contentSlug":"write-back-caching","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_1816cdee5fe488c75b60d257408df1f9","title":"How Write-Back Caching Works","order":0},{"id":"seed_691b30800f07eeda04f82f98d4cc43d2","title":"Data Written to Cache First","order":1},{"id":"seed_063be6b9514b1766a333e4051fbe1322","title":"Asynchronous Database Writes","order":2},{"id":"seed_67196222737c1f173fd0cb405bed8eb5","title":"Performance Benefits of Write-Back Caching","order":3},{"id":"seed_a64f026511bd6de94f9870056a6d8458","title":"Durability Concerns in Write-Back Caching","order":4}]},{"id":"seed_565516923c271213a8ea543438eb17f2","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 8: Caching Strategies","sectionOrder":8,"title":"Write Around Caching","order":5,"contentType":"LEARNING","contentSlug":"write-around-caching","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_b048d60997a0c309f2f1a623dc51fe30","title":"How Write-Around Caching Works","order":0},{"id":"seed_b8397442928abb6823acc9d6189ddcfd","title":"Writes Go Directly to Database","order":1},{"id":"seed_f2d8c060f1fd9d11b02fbcaeb19de51c","title":"Cache Populated on Reads","order":2},{"id":"seed_831dc6fce9658066fa0cf6548f838e00","title":"Read Miss Behavior","order":3},{"id":"seed_cd8a167bb9a61519e639e3bf43de2048","title":"Use Cases for Write-Around Caching","order":4}]},{"id":"seed_fb1073dff91cf5183b544aae85793e11","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 8: Caching Strategies","sectionOrder":8,"title":"Cache Invalidation Strategies","order":6,"contentType":"LEARNING","contentSlug":"hld-cache-invalidation-strategies","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_e189f735026d21764959afd74d124400","title":"Time-based Expiration (TTL)","order":0},{"id":"seed_3dc4e91295771f70d6e87e8519c53cfc","title":"Event-based Invalidation","order":1},{"id":"seed_10d62f0985aa6e51235df8d85ae73d74","title":"LRU (Least Recently Used)","order":2},{"id":"seed_b37fa9ecd49cae513ec033f997d40c3e","title":"LFU (Least Frequently Used)","order":3},{"id":"seed_7a355c17c365ec50c75b670891c82472","title":"FIFO (First In First Out)","order":4},{"id":"seed_31cf5c28299cb848e379e74247582caa","title":"Cache Versioning","order":5}]},{"id":"seed_b740555b0b1fa7e872cbe9091a055eba","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 8: Caching Strategies","sectionOrder":8,"title":"Cdn Caching","order":7,"contentType":"LEARNING","contentSlug":"cdn-caching","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_1bf4ddc575c589fc0fe406aa72eff3c4","title":"CDN Architecture: The Foundation of Global Content Distribution","order":0},{"id":"seed_35a1d3bd7976b6a0364192410e0dd5c9","title":"Edge Locations: Strategic Global Placement for Ultra-Low Latency","order":1},{"id":"seed_02bfc0412470c00da1ac84432e4c63d2","title":"Cache Keys and TTL: Controlling What Gets Cached and For How Long","order":2},{"id":"seed_be27e8d4b5eaf70679f4c1b52c397d2e","title":"Cache Invalidation at CDN: The Hardest Problem in Caching","order":3},{"id":"seed_65451011839fdffcec1d5a2b45776b1b","title":"Origin Shield: Protecting Your Origin at Global Scale","order":4}]},{"id":"seed_cec1ce23de6ce474aac312c37479aca2","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 8: Caching Strategies","sectionOrder":8,"title":"Distributed Cache Systems","order":8,"contentType":"LEARNING","contentSlug":"distributed-cache-systems","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_d6a8c399a4a31d92dd17bc58aec6c587","title":"Redis: Data Structures, Persistence, and Clustering","order":0},{"id":"seed_b0e1a6bad4e31d2542670b53139b8a9e","title":"Memcached: Simple, High-Performance Caching","order":1},{"id":"seed_40bbe072a5f6e7f1453b9685060e260c","title":"Redis vs Memcached: A Detailed Comparison","order":2},{"id":"seed_e1506a562734d943132960eeedc98d6d","title":"Cache Cluster Management","order":3},{"id":"seed_2a526f127ef377f776be2480a15359d1","title":"Cache Consistency Challenges","order":4}]},{"id":"seed_f634228fec7d7df2737fdec9c17cfb0d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 9: Performance Optimization","sectionOrder":9,"title":"Performance Metrics","order":1,"contentType":"LEARNING","contentSlug":"performance-metrics","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_d4c4bdb83e5d5064bb67f042d1735c90","title":"Latency: Response Time","order":0},{"id":"seed_f74de38e1780cf50f37d8f359238aff2","title":"Throughput: Requests per Second","order":1},{"id":"seed_8958dd4cfa8ac5a1aef890f3a0e45b4d","title":"Percentiles: p50, p95, p99","order":2},{"id":"seed_e1b8ed5c2304a0230b2b8f7ddd8eb6c5","title":"Availability and Uptime","order":3},{"id":"seed_2ade575382bb70381f528a77a6737ea9","title":"Resource Utilization","order":4}]},{"id":"seed_69fb7062f03c8df31452b9b97d0ac4cb","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 9: Performance Optimization","sectionOrder":9,"title":"Identifying Bottlenecks","order":2,"contentType":"LEARNING","contentSlug":"identifying-bottlenecks","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_462f7e50054f053e5ba3870775dc6fe6","title":"CPU-Bound vs I/O-Bound: The Fundamental Bottleneck Dichotomy","order":0},{"id":"seed_ce2dfae405152c2f30e535e3c74bc973","title":"Database Bottlenecks: The Most Common Constraint in Data-Driven Systems","order":1},{"id":"seed_580dde7076ea81995f32e4d3c8a99802","title":"Network Bottlenecks: The Invisible Constraint in Distributed Systems","order":2},{"id":"seed_d2bfa1e0c4aa5f62e6cc898587b0c7f0","title":"Memory Constraints: The Silent Performance Killer","order":3},{"id":"seed_ec800b13712fa0c097fe1e37811feb38","title":"Disk I/O Limitations: When Storage Becomes the Bottleneck","order":4}]},{"id":"seed_085ee8bfceb591a77600c22e38404d6f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 9: Performance Optimization","sectionOrder":9,"title":"Latency Optimization","order":3,"contentType":"LEARNING","contentSlug":"latency-optimization","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_e06ef97af4dfee1b325c19e40c409e10","title":"Network Latency Reduction","order":0},{"id":"seed_0aee8cfbab83b910b00ec6843581d913","title":"Database Query Optimization","order":1},{"id":"seed_a3e3810b3c58bc3236b5fbf0d7c2d654","title":"Caching for Latency","order":2},{"id":"seed_b78a37cd946f8f83d4c79461f47e018b","title":"Async Processing","order":3},{"id":"seed_4d6933cc0ebb34d960b9a4cef9b4ea8a","title":"Connection Pooling","order":4}]},{"id":"seed_8eb51e526b02b23bc626bdab55917bd0","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 9: Performance Optimization","sectionOrder":9,"title":"Throughput Optimization","order":4,"contentType":"LEARNING","contentSlug":"throughput-optimization","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_2e6d59deded6fb092aacfd4ca99e1860","title":"Parallelization: Maximizing Concurrent Execution","order":0},{"id":"seed_e2cb38c2f8d37539b2628cf2ba99870e","title":"Batching Requests: Amortizing Overhead Through Grouping","order":1},{"id":"seed_c3af61fa5fef325dcd342e80417fed9f","title":"Connection Reuse: Eliminating Establishment Overhead","order":2},{"id":"seed_184f130cc9d07f4dfc39495f106094e0","title":"Queue-Based Processing: Decoupling for Throughput","order":3},{"id":"seed_36076999a3b45394a62154f311878407","title":"Horizontal Scaling: Multiplying Capacity Through Distribution","order":4}]},{"id":"seed_1ade4b30aedd90a17918102a9dc1658b","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 9: Performance Optimization","sectionOrder":9,"title":"Database Performance","order":5,"contentType":"LEARNING","contentSlug":"database-performance","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_5325eafb830b274b09789710534dac21","title":"Query Optimization: The Foundation of Database Performance","order":0},{"id":"seed_454fb62f9595813b9e15dd3ad60a172e","title":"Indexing Strategies: The Architecture of Fast Data Access","order":1},{"id":"seed_00a2c3a752c14cffbd2873edfb35de3d","title":"Connection Pooling: Managing Database Access at Scale","order":2},{"id":"seed_0dcb7279fc0a8a88fba04cdb605d2eb1","title":"Read Replicas: Scaling Read Throughput","order":3},{"id":"seed_05864c147b50f4130b6bf0d637ce8bae","title":"Query Caching: Eliminating Redundant Database Work","order":4}]},{"id":"seed_d3930210e3143b963535f4cfa8a98d1f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 9: Performance Optimization","sectionOrder":9,"title":"Profiling And Monitoring","order":6,"contentType":"LEARNING","contentSlug":"profiling-and-monitoring","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_0d43e7b44dee24247e10bc8a0df0e12c","title":"Application Profiling","order":0},{"id":"seed_a2f96f319abbd2b05a2a42975adc29c6","title":"Database Query Analysis","order":1},{"id":"seed_300a061103819d9f65eb40ad78fbe253","title":"Network Monitoring","order":2},{"id":"seed_76725a89889959f40ab00aeb97696a6f","title":"Continuous Performance Testing","order":3},{"id":"seed_507fc4976dc2984a054f89271496521e","title":"Performance Budgets","order":4}]},{"id":"seed_4c211e8f3805bb1a831381b9c05ab3f0","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 10: Database Fundamentals","sectionOrder":10,"title":"Why Databases Matter","order":1,"contentType":"LEARNING","contentSlug":"why-databases-matter","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_46924a6b48587266c09b7ef6db755d6d","title":"Data as the Core of Systems","order":0},{"id":"seed_775775d72d16c6141f91297644dbb453","title":"Persistence Requirements","order":1},{"id":"seed_2a2193290c0b3ac953d81fbef3d9ca96","title":"Query and Access Patterns","order":2},{"id":"seed_5c8efa37901a3f61c91118064eaeee92","title":"Database as Bottleneck","order":3}]},{"id":"seed_be3e9b67faee22c3ef1e41568567b1aa","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 10: Database Fundamentals","sectionOrder":10,"title":"Sql Vs Nosql","order":2,"contentType":"LEARNING","contentSlug":"sql-vs-nosql","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_a6f8eb264d666beb361218e0767bcb0d","title":"Relational Model: Tables, Rows, Relationships","order":0},{"id":"seed_a5b60a2a548bb47ed24eb4d2c5ac7ec4","title":"NoSQL: Flexible Schemas, Specialized Models","order":1},{"id":"seed_b11deedd41393719a79a58b871d1590b","title":"When to Choose SQL","order":2},{"id":"seed_92ed38076818cda040f50ee94a189aa5","title":"When to Choose NoSQL","order":3},{"id":"seed_9df1e0970a7a175a74bf8c51222f2dd6","title":"Polyglot Persistence","order":4}]},{"id":"seed_df3a4b074ff49d03188ae38aa4ebe2ad","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 10: Database Fundamentals","sectionOrder":10,"title":"Acid Properties","order":3,"contentType":"LEARNING","contentSlug":"hld-acid-properties","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_d4d5a8aa242526558138a94c2d1859e8","title":"Atomicity: All or Nothing","order":0},{"id":"seed_0cd30e1c4e096edc0a25ab62e8bfe0dd","title":"Consistency: Valid State Transitions","order":1},{"id":"seed_df74cb84a0cac8e78d3de696a56b6b92","title":"Isolation: Concurrent Transaction Handling","order":2},{"id":"seed_d0a76772380411e0835fb218ed09dbdc","title":"Durability: Committed Data Survives Failures","order":3},{"id":"seed_942094e2c44ce88c3db7e06b1c3a3362","title":"ACID in Practice","order":4}]},{"id":"seed_54bd62618632090f665e8e539e8f3b75","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 10: Database Fundamentals","sectionOrder":10,"title":"Base Properties","order":4,"contentType":"LEARNING","contentSlug":"base-properties","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_076bab19d79da075a8afc95dbac06bf1","title":"Basically Available","order":0},{"id":"seed_7753da03bb0358f46561763bd40f3c51","title":"Soft State","order":1},{"id":"seed_fc857adaaaa61fcf3a6b22418f0d6deb","title":"Eventually Consistent","order":2},{"id":"seed_4351c19636758ecdef9afcda0a13563e","title":"ACID vs BASE Trade-offs","order":3},{"id":"seed_7290ae4c7e8da811eb4591a59c694207","title":"When BASE is Acceptable","order":4}]},{"id":"seed_b2b05c19edc3e40a98d09a0c5a905571","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 10: Database Fundamentals","sectionOrder":10,"title":"Data Modeling Fundamentals","order":5,"contentType":"LEARNING","contentSlug":"data-modeling-fundamentals","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.115Z","pages":[{"id":"seed_650379d60fe94adc5b3f518716879589","title":"Entity-Relationship Modeling","order":0},{"id":"seed_b536631a514783ef9f92f1bc78fc3796","title":"Normalization vs Denormalization","order":1},{"id":"seed_72bf00811d36ae822d8b54cddf03dd3f","title":"Access Pattern-Driven Design","order":2},{"id":"seed_144abf204cc0056e20ac393384e5b3c0","title":"Schema Evolution","order":3},{"id":"seed_3e78cc261cc15a43d4dc3260686ce27a","title":"Modeling for Scale","order":4}]},{"id":"seed_f69895f945c782f14fca0ce60d28898a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 10: Database Fundamentals","sectionOrder":10,"title":"Indexes And Query Performance","order":6,"contentType":"LEARNING","contentSlug":"indexes-and-query-performance","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_3e7a937ad359ff8984445103449c9b6b","title":"What Are Indexes","order":0},{"id":"seed_e8d88f80f654d6d11762501cabaa2380","title":"B-tree Indexes","order":1},{"id":"seed_f4f4917fa4bc879ee1c2417317eff297","title":"Hash Indexes","order":2},{"id":"seed_fa031a04dadd7c7c1dcf1010fcb126d7","title":"Composite Indexes","order":3},{"id":"seed_7259b65713c6ded061a193242900296c","title":"Index Trade-offs","order":4}]},{"id":"seed_07c882b0cf63eb9d5e4b61eab4472732","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 11: Database Replication Partitioning","sectionOrder":11,"title":"Why Replication","order":1,"contentType":"LEARNING","contentSlug":"why-replication","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_b8c885977f1677914b8f356c24aaccec","title":"Read Scalability: The Primary Driver of Replication","order":0},{"id":"seed_9e78a32edab97df0a7f3013c193ac755","title":"High Availability: Eliminating Single Points of Failure","order":1},{"id":"seed_e622a28937060e689c342fe677851c49","title":"Geographic Distribution: Serving Users Globally","order":2},{"id":"seed_0cfa517985de9e766ae7f7f7e2b8686a","title":"Disaster Recovery: Surviving the Unthinkable","order":3}]},{"id":"seed_3247f08295b2a0f20f3bbf36b1a0bdc1","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 11: Database Replication Partitioning","sectionOrder":11,"title":"Leader Follower Replication","order":2,"contentType":"LEARNING","contentSlug":"leader-follower-replication","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_a2752a518ef5947814e45b91feaefbe0","title":"Single Leader Accepts Writes","order":0},{"id":"seed_2663ff5b16123c39d73a9e75375ad925","title":"Followers Replicate from Leader","order":1},{"id":"seed_3422e9fd5ae1192443c75f9320383dea","title":"Synchronous vs Asynchronous Replication","order":2},{"id":"seed_8bd895c3b493fe47dfeb06591137482c","title":"Failover Handling","order":3},{"id":"seed_943ee9d4dbef89616ce423dd3c27f54b","title":"Replication Lag","order":4}]},{"id":"seed_03d472c4364599ba5bd71bcf645b0b38","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 11: Database Replication Partitioning","sectionOrder":11,"title":"Leaderless Replication","order":3,"contentType":"LEARNING","contentSlug":"leaderless-replication","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_4766517dcb824d07c40e921feb773a1c","title":"No Single Leader","order":0},{"id":"seed_07c598ed657b1506e294cee5b8e0b79f","title":"Any Node Accepts Writes","order":1},{"id":"seed_f7c8cbe0220effcaf0f457ee57dcca86","title":"Dynamo-Style Approach","order":2},{"id":"seed_620767742ff1bf930a7e2e22223f3b18","title":"Quorum Reads and Writes","order":3},{"id":"seed_e935e6e118c81b3fb3c70acdf59aff61","title":"Conflict Handling","order":4}]},{"id":"seed_2aa3cb11f23f35c49e0b763ca7de35fa","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 11: Database Replication Partitioning","sectionOrder":11,"title":"Multi Leader Replication","order":4,"contentType":"LEARNING","contentSlug":"multi-leader-replication","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_2af1fbb039817d137b17364b6862e3e8","title":"Multiple Leaders for Writes","order":0},{"id":"seed_465d443fe64145186605b71d482f4fc7","title":"Use Cases: Multi-Datacenter Deployments","order":1},{"id":"seed_e8af84a22be4e909ac6108cb498ba1cb","title":"Conflict Resolution Strategies","order":2},{"id":"seed_b79b79762940d8f5fec0f2c04f0da174","title":"Last-Write-Wins (LWW) Deep Dive","order":3},{"id":"seed_bb3784380561d115d22c48f7495b9483","title":"Custom Conflict Resolution","order":4}]},{"id":"seed_3321ed236605be884459089235602958","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 11: Database Replication Partitioning","sectionOrder":11,"title":"Quorum Based Replication","order":5,"contentType":"LEARNING","contentSlug":"quorum-based-replication","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_61b181053a5ea9b2fdbd78983e5f0576","title":"Read and Write Quorums","order":0},{"id":"seed_e686c2ef5b14ba8a0950ad8ca068d311","title":"N, W, R Parameters","order":1},{"id":"seed_aa16a9b7ad3eaad91f1caf8368b328b3","title":"Tunable Consistency","order":2},{"id":"seed_8881c6fcc4a0592ccf070208ff626141","title":"Sloppy Quorums","order":3},{"id":"seed_a90df0cd3b9c9f311bc372b138298d5b","title":"Hinted Handoff","order":4}]},{"id":"seed_2513533c571c909001339b03ff0c5704","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 11: Database Replication Partitioning","sectionOrder":11,"title":"Sharding Partitioning","order":6,"contentType":"LEARNING","contentSlug":"sharding-partitioning","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_4645d997f23e28c04a67a9bade6b9b90","title":"Why Sharding is Needed","order":0},{"id":"seed_af347e78410929ff7b9f3280b4c1884b","title":"Horizontal Partitioning","order":1},{"id":"seed_20c89ea92bd6cfd9dce2157dd728740f","title":"Range-Based Sharding","order":2},{"id":"seed_1452156846a036dd2907804a2069b44d","title":"Hash-Based Sharding","order":3},{"id":"seed_717d3f5e04cb9fb1f51ac12c493fc5c0","title":"Directory-Based Sharding","order":4},{"id":"seed_97c47b8207ffd398a3a0ff59e45af875","title":"Shard Key Selection","order":5}]},{"id":"seed_7fc2cf8319abd6e3f78bb1c1ecfc662f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 11: Database Replication Partitioning","sectionOrder":11,"title":"Rebalancing And Resharding","order":7,"contentType":"LEARNING","contentSlug":"rebalancing-and-resharding","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_d52d5732ab9828e827941db9a0dbdb13","title":"When Rebalancing Is Needed","order":0},{"id":"seed_1caae81cc269dd97dc27738daea748ed","title":"Strategies for Minimal Disruption","order":1},{"id":"seed_d8ee540dfd5680980d672d2fa9ba7377","title":"Consistent Hashing for Distribution","order":2},{"id":"seed_8eade76e219c73646bd72d5de3616045","title":"Online Resharding Challenges","order":3},{"id":"seed_7e1bc2204c59a4dcfaf4b251fc7cc376","title":"Practical Considerations","order":4}]},{"id":"seed_cc38c029ac6bc10b37038f8af3a6545c","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 12: Sql Databases Deep Dive","sectionOrder":12,"title":"Postgresql","order":1,"contentType":"LEARNING","contentSlug":"postgresql","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_d4a0827b95f5457dbfc861ea7b1e0501","title":"ACID Compliance and Reliability","order":0},{"id":"seed_1f2ff9101e799a3058ed6eddc1572476","title":"Rich Feature Set","order":1},{"id":"seed_86b4b2b64146f675042027a811a6d72b","title":"Extensions Ecosystem (PostGIS, TimescaleDB)","order":2},{"id":"seed_ab81c574a57b8059facb57912bd980c6","title":"Replication Options","order":3},{"id":"seed_e67655c9ad67a1e83a443acba6e8cda3","title":"When to Choose PostgreSQL","order":4}]},{"id":"seed_d3084e3e11ecb6c7d8c86fb4bc7a2699","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 12: Sql Databases Deep Dive","sectionOrder":12,"title":"Mysql","order":2,"contentType":"LEARNING","contentSlug":"mysql","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_7026c741778ed0d56e024f249ab0f6e5","title":"Storage Engines: InnoDB, MyISAM, and Beyond","order":0},{"id":"seed_fb6445e442c66bcfe6eea486e727675f","title":"Replication and Clustering: High Availability at Scale","order":1},{"id":"seed_be11a035f7061c144d2caf019337ff5c","title":"MySQL vs PostgreSQL: An Architectural Comparison","order":2},{"id":"seed_edd77ac2a83ec74f3d2c51e4856e11de","title":"Cloud Offerings: Aurora MySQL and PlanetScale","order":3},{"id":"seed_5b6acbe5dc20993fb2098a4523ed5f8f","title":"When to Choose MySQL: Decision Frameworks and Best Practices","order":4}]},{"id":"seed_fb09932456f947c06f6ee92782befb28","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 12: Sql Databases Deep Dive","sectionOrder":12,"title":"Query Optimization","order":3,"contentType":"LEARNING","contentSlug":"query-optimization","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_da1dc7e38fb06de7559d8cc79aafe56e","title":"Query Execution Plans","order":0},{"id":"seed_173223e750a8cb3de286823a1065b287","title":"EXPLAIN Analysis","order":1},{"id":"seed_1edeb028d6bf0629079ab7e694768c91","title":"Index Optimization","order":2},{"id":"seed_907faee571d673ed47916931b056260b","title":"Query Rewriting","order":3},{"id":"seed_9d4197ff6023b375a709e2eec1d053e6","title":"Common Performance Pitfalls","order":4}]},{"id":"seed_21484056bce30b81e20341597bf8b717","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 12: Sql Databases Deep Dive","sectionOrder":12,"title":"Connection Pooling","order":4,"contentType":"LEARNING","contentSlug":"hld-connection-pooling","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_77f1704c8eb8438f9e8652f7da4c733e","title":"Why Connection Pooling Matters","order":0},{"id":"seed_7210d59084fe4223e79d7f41f4704661","title":"Pool Sizing Strategies","order":1},{"id":"seed_df98d7c22212cbb5255b1e4b5e44f580","title":"Connection Pool Implementations","order":2},{"id":"seed_112f69301e4d6dc444c011d33f45ad3e","title":"PgBouncer, ProxySQL","order":3},{"id":"seed_933710d9ee4354a1a8db173f994e3af1","title":"Application-side Pooling","order":4}]},{"id":"seed_d80b3eb695b786039fed6497f8b4fb04","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 12: Sql Databases Deep Dive","sectionOrder":12,"title":"Read Replicas","order":5,"contentType":"LEARNING","contentSlug":"read-replicas","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_605892eef73ca63d7338af1fff041c59","title":"Offloading Read Traffic","order":0},{"id":"seed_e3debe09bbadc5640774d90a9ac3b8f7","title":"Replica Lag Handling","order":1},{"id":"seed_b11f0901d6beefabd8615a0143b448e7","title":"Load Balancing Reads","order":2},{"id":"seed_712f8a9b84639c72c5094ec90c24852f","title":"Consistency Considerations","order":3},{"id":"seed_e01fca4721c9a3369335594e1a753eef","title":"Replica Promotion","order":4}]},{"id":"seed_5adf24600f74c2151a00d96989649143","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 12: Sql Databases Deep Dive","sectionOrder":12,"title":"Sql Database Scaling Patterns","order":6,"contentType":"LEARNING","contentSlug":"sql-database-scaling-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_544d33d20606f7dec87617b3d42420e1","title":"Vertical Scaling Limits","order":0},{"id":"seed_06f00cad7521a8375155afaf37451cac","title":"Read Replica Scaling","order":1},{"id":"seed_9e02e3e4f230cd1beba78287fe213cf8","title":"Functional Partitioning","order":2},{"id":"seed_260730587c230924497ee3e98c5af9f6","title":"Application-Level Sharding","order":3},{"id":"seed_0edf0cc4b159e5a8b7cdfde8232aa097","title":"NewSQL Alternatives","order":4}]},{"id":"seed_9e5d072d22a6d33e716abde30c7fa76d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 13: Nosql Databases Deep Dive","sectionOrder":13,"title":"Key Value Stores","order":1,"contentType":"LEARNING","contentSlug":"hld-key-value-stores","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_bfdd1618415a5ffd7af01b10ea622fa9","title":"The Key-Value Model","order":0},{"id":"seed_f031a3db297ff2e0a0582a7c135e4efd","title":"Redis: Data Structures and Persistence","order":1},{"id":"seed_d192ab377ca50b8dd05b8687678a46a0","title":"Memcached: Simple and Specialized Caching","order":2},{"id":"seed_6a0f3b5312eb9d32b0f1b72dc8510cd5","title":"DynamoDB and Riak: Distributed Key-Value at Scale","order":3},{"id":"seed_af5242a37f6c745cfca90abdf58ad5a4","title":"Use Cases and Trade-offs","order":4}]},{"id":"seed_8a88f2a743ed567069e5500b43493216","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 13: Nosql Databases Deep Dive","sectionOrder":13,"title":"Document Stores","order":2,"contentType":"LEARNING","contentSlug":"mastering-mongodb-2024","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[]},{"id":"seed_cef90efd5a3dbacb4deb918a4398e3ce","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 13: Nosql Databases Deep Dive","sectionOrder":13,"title":"Wide Column Stores","order":3,"contentType":"LEARNING","contentSlug":"wide-column-stores","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_952979ead7a07bc373acc63750c25e75","title":"The Column-Family Model — Foundations of Wide-Column Architecture","order":0},{"id":"seed_4cc15c1e752492329220f129a2f4c101","title":"Apache Cassandra — Distributed, Eventually Consistent Architecture","order":1},{"id":"seed_4a1d876be1d7eec09979274bcf67cdd0","title":"Apache HBase — The Hadoop Ecosystem Wide-Column Store","order":2},{"id":"seed_dfe7912fb85944d1242c61663c72024b","title":"Write-Optimized Workloads — Leveraging Wide-Column Strengths","order":3},{"id":"seed_92bdd4d84e59a76180baea8ef073e76d","title":"Use Cases and Trade-offs — When to Choose Wide-Column Stores","order":4}]},{"id":"seed_9742b99902877de37c5c7bcad00ed96f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 13: Nosql Databases Deep Dive","sectionOrder":13,"title":"Graph Databases","order":4,"contentType":"LEARNING","contentSlug":"hld-graph-databases","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_6e16acb5cf159a78645addeeedd9c1d5","title":"The Graph Data Model: Nodes, Edges, and Properties","order":0},{"id":"seed_e935b89bfc1118c81dce980915d5b9a3","title":"Neo4j: The Leading Property Graph Database","order":1},{"id":"seed_17cbd932f54253e65f48c281649d5fda","title":"Relationship-Heavy Queries: Traversals, Patterns, and Algorithms","order":2},{"id":"seed_4561f0e89894f8ffbcb0c9698a05aadc","title":"Social Networks and Recommendation Engines","order":3},{"id":"seed_9465177421b8999be9a2882258aa822c","title":"Graph Database Use Cases and Trade-offs","order":4}]},{"id":"seed_eb35904786a38494e3380516908c1012","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 13: Nosql Databases Deep Dive","sectionOrder":13,"title":"Time Series Databases","order":5,"contentType":"LEARNING","contentSlug":"hld-time-series-databases","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_080c616f303c5c71a568c8f97b14138a","title":"Time-Stamped Data Optimization","order":0},{"id":"seed_e25e008517a8f0fec6b48953c4cf7885","title":"InfluxDB and TimescaleDB","order":1},{"id":"seed_c94c8402a72033b69db521bf8d4f94bc","title":"Metrics and Monitoring Data","order":2},{"id":"seed_0d0dd789e2d1e05af86c3bf9a38003cc","title":"Retention Policies","order":3},{"id":"seed_ce319c51d43b9a36111dc746a75ed4b9","title":"Use Cases and Trade-offs","order":4}]},{"id":"seed_617d4bac22fe293dc261ea9406c9b41f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 13: Nosql Databases Deep Dive","sectionOrder":13,"title":"Choosing The Right Nosql Database","order":6,"contentType":"LEARNING","contentSlug":"choosing-the-right-nosql-database","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_b3d1cb9e2f1f2fe83f132b59f88dcad0","title":"Data Model Fit: The Foundation of NoSQL Selection","order":0},{"id":"seed_53ea6fafa4deffe731ac8e2c900afd50","title":"Query Pattern Requirements: Matching Operations to Databases","order":1},{"id":"seed_51f7b450fcff15ecb915dec57297bdf4","title":"Consistency Requirements: Navigating the CAP Trade-offs","order":2},{"id":"seed_36b74792086adaaff76817d50a899281","title":"Scale Requirements: Matching Databases to Growth","order":3},{"id":"seed_cd98000851d2eb8959d796e62ee6e3d7","title":"Decision Framework: Systematic NoSQL Database Selection","order":4}]},{"id":"seed_3d18c9f4eeb97e00ce4fd85a4dd03d0d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 14: Real World Database Architectures","sectionOrder":14,"title":"Google Spanner","order":1,"contentType":"LEARNING","contentSlug":"google-spanner","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_97bf105b86af0b9a4a2d44d25b1cd3b3","title":"Global Distribution: The Architecture of Planetary Scale","order":0},{"id":"seed_15c3d3e2560af0bf88effdbb76f68a7f","title":"TrueTime and External Consistency","order":1},{"id":"seed_878528b949423fdc680e23a7602c80dd","title":"Distributed Transactions","order":2},{"id":"seed_41a212b9c2ca849200869cd29e75a959","title":"Automatic Sharding","order":3},{"id":"seed_153049f035997e14de4f8dbe9cb4aad3","title":"When to Use Spanner","order":4}]},{"id":"seed_f82665e050c66abee8b7b707c7da5279","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 14: Real World Database Architectures","sectionOrder":14,"title":"Amazon Dynamodb","order":2,"contentType":"LEARNING","contentSlug":"amazon-dynamodb","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.116Z","pages":[{"id":"seed_dff058d7abec0ffa1d99765739be7f26","title":"Managed NoSQL Service","order":0},{"id":"seed_72d4a8f5ab2190a85e1e372123efafed","title":"Partition Key Design","order":1},{"id":"seed_f4b1ab99ce8ceca1098e7844f903e4b0","title":"Global Secondary Indexes","order":2},{"id":"seed_d1a8c39a3d89cf34e48a2dfa2ea20a3e","title":"Eventual vs Strong Consistency","order":3},{"id":"seed_0eb96cfbcda8b4d25c5de2b64cabb766","title":"DynamoDB Streams","order":4},{"id":"seed_f20b7b537186a3b5313af279ef0efe95","title":"When to Use DynamoDB","order":5}]},{"id":"seed_2f3d15d7171f35942166e2b32c40b24a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 14: Real World Database Architectures","sectionOrder":14,"title":"Apache Cassandra","order":3,"contentType":"LEARNING","contentSlug":"apache-cassandra","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_b56d92209b6c80dac9167c1db38b91cb","title":"Masterless Architecture","order":0},{"id":"seed_32a83777981facd3268f5680bfe349a4","title":"Gossip Protocol","order":1},{"id":"seed_3eefbb23909f6fd9fa20934dbde41945","title":"Tunable Consistency","order":2},{"id":"seed_a6bbe0b36d455461482938dd84a1ab43","title":"Wide-Column Model","order":3},{"id":"seed_7bacd2b986e0b76292d31d5f98a16bd5","title":"Write-Optimized Performance","order":4},{"id":"seed_dea758ade20868ba5460af7fe88c3875","title":"When to Use Cassandra","order":5}]},{"id":"seed_592c6a76e8734affae860ecb95b96056","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 14: Real World Database Architectures","sectionOrder":14,"title":"Cockroachdb","order":4,"contentType":"LEARNING","contentSlug":"cockroachdb","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_644e90250aca845e3cb2486c13deb6fe","title":"Spanner-Inspired Open Source: The Genesis of CockroachDB","order":0},{"id":"seed_f65f4fbd0ffe221ad6057b89981e1a03","title":"Distributed SQL: Query Processing Across a Cluster","order":1},{"id":"seed_d8732ceed1e254e30870474e445fd34a","title":"Serializable Isolation: MVCC and the Transaction Model","order":2},{"id":"seed_d9f6d0023297a1e9477f7846a23cc5a2","title":"Automatic Load Balancing: Ranges, Leaseholders, and Rebalancing","order":3},{"id":"seed_764efecd227316dbd463b570b3d31afd","title":"When to Use CockroachDB: Use Cases, Alternatives, and Decision Framework","order":4}]},{"id":"seed_f44ff7804ce0c2e95e2c706329fa3612","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 14: Real World Database Architectures","sectionOrder":14,"title":"Tidb","order":5,"contentType":"LEARNING","contentSlug":"tidb","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_c2047c241d12a54f418fa17f2b36a145","title":"MySQL-Compatible Distributed SQL: The Best of Both Worlds","order":0},{"id":"seed_e116c7207f434d2600f484202227796f","title":"Horizontal Scalability: Scaling Beyond Single-Node Limits","order":1},{"id":"seed_39e1a8190f221c0c8735df3e79b8eac2","title":"Hybrid OLTP/OLAP: Real-Time Analytics on Transactional Data","order":2},{"id":"seed_66be9b1c1c354805624d933b72229b52","title":"When to Use TiDB: Making the Right Choice","order":3}]},{"id":"seed_f3933fee46b128644aeabf1484461e4d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 14: Real World Database Architectures","sectionOrder":14,"title":"Foundationdb","order":6,"contentType":"LEARNING","contentSlug":"foundationdb","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_f69c076c097df76a834a6287ac818039","title":"Ordered Key-Value Store: The Minimalist Foundation for Maximum Power","order":0},{"id":"seed_8fa0a9ef5a39f1cf7aa6ed39380a517a","title":"Strict Serializability: Correctness Without Compromise","order":1},{"id":"seed_974e64566d8893ed0c9dbff3efd255d1","title":"Layer Architecture: Building Any Database on a Single Foundation","order":2},{"id":"seed_675d25eaa5efbd30fc60e877fb058003","title":"Used by Apple and Snowflake: Real-World Deployments at Scale","order":3},{"id":"seed_6054c17b9f0b1dbcc6418b3db507d00b","title":"When to Use FoundationDB: A Decision Framework","order":4}]},{"id":"seed_6cfd1e739671aca68f248ad4cacfea55","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 15: Data Consistency Conflict Resolution","sectionOrder":15,"title":"Consistency Models Overview","order":1,"contentType":"LEARNING","contentSlug":"consistency-models-overview","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_bdb3fac82c311bf80ef5255c7198fa0f","title":"Strong Consistency: The Gold Standard of Distributed Correctness","order":0},{"id":"seed_cbf67366bb77c9e1f6157a73c412ec6c","title":"Eventual Consistency: Embracing Availability Over Immediate Correctness","order":1},{"id":"seed_1b67aa18173669a8943ef6c1e7b0df72","title":"Causal Consistency: Preserving the Logic of Cause and Effect","order":2},{"id":"seed_e05a84d43b5be4750d00d997dd10d708","title":"Read-Your-Writes Consistency: The Foundation of User Trust","order":3},{"id":"seed_6313acc3e30f7806940702a19d47426f","title":"Session Consistency: Crafting Coherent User Experiences","order":4}]},{"id":"seed_d2f62d19f014f2428dddacfe8c1573ce","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 15: Data Consistency Conflict Resolution","sectionOrder":15,"title":"Strong Consistency","order":2,"contentType":"LEARNING","contentSlug":"strong-consistency","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_d14af799182407e8050482d5eed4f4ab","title":"Linearizability: The Gold Standard of Consistency","order":0},{"id":"seed_ba9310647c671f5d54c5354fa29acaa5","title":"Implementation Costs of Strong Consistency","order":1},{"id":"seed_4b0d246bcb81a3b35be49e76118c671c","title":"Performance Implications of Strong Consistency","order":2},{"id":"seed_c5d91a8b856839022f02510268aed941","title":"When Strong Consistency Is Required","order":3},{"id":"seed_f4d606622b76f1aacc2bee70f7c8507d","title":"Systems Providing Strong Consistency","order":4}]},{"id":"seed_da2b53b9f6929d7af9b4c1467d5e394d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 15: Data Consistency Conflict Resolution","sectionOrder":15,"title":"Eventual Consistency","order":3,"contentType":"LEARNING","contentSlug":"eventual-consistency","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_43cb4953d2bba5424e74d91c6fedef80","title":"Eventually Consistent Model","order":0},{"id":"seed_7d0ecdf1e98a509f24277ee2592b9a71","title":"Convergence Guarantees","order":1},{"id":"seed_60136c313616421f6ba648fe7f33f8ff","title":"Read/Write Patterns","order":2},{"id":"seed_1d422facae39ecdb9b14e3e95f893f1b","title":"Application-Level Handling","order":3},{"id":"seed_0fc2a474f26ce36beeb0d78e6870d579","title":"When Eventual Consistency Works","order":4}]},{"id":"seed_3ba524f629ebe41b5cb9c8630ab1dced","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 15: Data Consistency Conflict Resolution","sectionOrder":15,"title":"Causal Consistency","order":4,"contentType":"LEARNING","contentSlug":"causal-consistency","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_9a974455b7be3692c7d0e79b289ef83a","title":"Cause-and-Effect Ordering","order":0},{"id":"seed_cce9039d1d3c8d5da77a941ca7a497cc","title":"Session Guarantees","order":1},{"id":"seed_d7819d6b41d5090355baf4e93ca1dd45","title":"Implementation Approaches","order":2},{"id":"seed_d34bc4c9112ea1708a3c05a95653c18e","title":"Trade-offs with Strong Consistency","order":3},{"id":"seed_360f9fcaaca3911e0e5eb3618a4f9d72","title":"Practical Applications","order":4}]},{"id":"seed_cf0bc06c39e914cea5cf91dd544930ea","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 15: Data Consistency Conflict Resolution","sectionOrder":15,"title":"Conflict Resolution Strategies","order":5,"contentType":"LEARNING","contentSlug":"conflict-resolution-strategies","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_be3a43e443133ab1bebaafbf22a04062","title":"Write Conflicts in Distributed Systems","order":0},{"id":"seed_4889f118a47c0824bb3f91f5cce1aeb7","title":"Last-Write-Wins (LWW)","order":1},{"id":"seed_3dba2d504d594e0d5315d3f81ba6ea78","title":"Vector Clocks for Causality","order":2},{"id":"seed_ac656b65aac510eafb5b339af2df7eae","title":"Application-Level Merge","order":3},{"id":"seed_789a44bb23f7a03e6ff63d3cfbe9480d","title":"Conflict-free Replicated Data Types (CRDTs)","order":4}]},{"id":"seed_1ede8fc4d119ce321c089f5704a9f2c0","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 15: Data Consistency Conflict Resolution","sectionOrder":15,"title":"Crdts","order":6,"contentType":"LEARNING","contentSlug":"crdts","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_0a38bba8df4bf5d9bbfe1c0ddefe823b","title":"What are CRDTs","order":0},{"id":"seed_310a3eac4b462cbaaa09b30a589728d8","title":"State-based vs Operation-based CRDTs","order":1},{"id":"seed_bd2a2c0a97ea7b26cf7c8d219a9a74e6","title":"Common CRDT Types (Counters, Sets, Registers, Maps)","order":2},{"id":"seed_7a45a09ecc0fb323b8c811815eaa8e56","title":"CRDT Use Cases in Production Systems","order":3},{"id":"seed_6edef3dd35e74bd5c44ba78eb193185c","title":"CRDT Limitations and Engineering Challenges","order":4}]},{"id":"seed_4e642efeb897915ab701da3a92cbca23","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 16: Distributed Data Patterns","sectionOrder":16,"title":"Cqrs Pattern","order":1,"contentType":"LEARNING","contentSlug":"cqrs-pattern","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_fa1129484f6711a80459ccc202c5b602","title":"Command Query Responsibility Segregation - Introduction","order":0},{"id":"seed_d479f50d73ae919d1d2686748c31fc9f","title":"Separate Read and Write Models","order":1},{"id":"seed_988f5e2573515ad44f418853d2fc47bf","title":"When CQRS Helps","order":2},{"id":"seed_c90b5a16dd3bdaa7852ac71ddf8d2191","title":"Implementation Complexity","order":3},{"id":"seed_e538e3f8795404b40c5526b6bacd0c24","title":"CQRS with Event Sourcing","order":4}]},{"id":"seed_66a715a68bf07359b82cd2a1d5631191","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 16: Distributed Data Patterns","sectionOrder":16,"title":"Event Sourcing","order":2,"contentType":"LEARNING","contentSlug":"hld-distributed-data-patterns-event-sourcing","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_676daed15c3e303a1b592e5001dbe628","title":"Events as Source of Truth","order":0},{"id":"seed_33f157c4836c3b3859cb0f0f8f6a793c","title":"Event Store Design","order":1},{"id":"seed_4279b9668a7c2843adc894f257118df3","title":"Rebuilding State from Events","order":2},{"id":"seed_055b5d8d3e8c3751c10c8f95b235030a","title":"Benefits and Challenges of Event Sourcing","order":3},{"id":"seed_ea863f9e0664757b9839722e719fb18f","title":"When to Use Event Sourcing","order":4}]},{"id":"seed_5f15a9a1fe5cc3aea5494246845b04e4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 16: Distributed Data Patterns","sectionOrder":16,"title":"Saga Pattern","order":3,"contentType":"LEARNING","contentSlug":"saga-pattern","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_49d372cf41c61bbc1259173a6ca8cd4f","title":"Distributed Transactions Alternative","order":0},{"id":"seed_8ea75d0b48663890ad9658464b552d93","title":"Choreography vs Orchestration","order":1},{"id":"seed_0fba0ae1475995eb2c1cf4f1958de3d5","title":"Compensating Transactions","order":2},{"id":"seed_ee94d16b5b0f8ef26ae3c0cc6516cdec","title":"Failure Handling","order":3},{"id":"seed_1ae8e70e038e49ad3fd935922bfcadae","title":"Saga Implementation","order":4}]},{"id":"seed_5d62f05998476fca9c39c0a7703dcec8","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 16: Distributed Data Patterns","sectionOrder":16,"title":"Outbox Pattern","order":4,"contentType":"LEARNING","contentSlug":"outbox-pattern","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_426a32665d0821c7de673039068e6300","title":"Reliable Event Publishing","order":0},{"id":"seed_7a90f798337fc8c60332f7b0474d1fef","title":"Transactional Outbox","order":1},{"id":"seed_680889e006e7bc7777ef70e3f3645ddb","title":"Polling vs CDC","order":2},{"id":"seed_0bde04a2b76ba2915bd495add2371c0b","title":"Avoiding Dual Writes","order":3},{"id":"seed_7cd8f7bacc046a5bc27b7e814eda18df","title":"Implementation Patterns","order":4}]},{"id":"seed_e10b0694e0c5a2283b4cab25e01f6701","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 16: Distributed Data Patterns","sectionOrder":16,"title":"Change Data Capture","order":5,"contentType":"LEARNING","contentSlug":"change-data-capture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_7cffe34c10be1310412cc6fb7e523e05","title":"What is Change Data Capture (CDC)","order":0},{"id":"seed_42b8ca22094ab5d8795939ac2c98124e","title":"Database Log-Based CDC","order":1},{"id":"seed_34387fa705fc0ddca4cd76783a1373af","title":"Debezium and Other CDC Tools","order":2},{"id":"seed_c7695d24739c7b7ddd8eec4ee8a5e0bc","title":"Use Cases: Replication, Cache Sync, and Beyond","order":3},{"id":"seed_6050367262b5242a7c48ad5cd2c916b8","title":"CDC Architecture Patterns","order":4}]},{"id":"seed_49333b8e4023e30d63592021fd33eb8d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 16: Distributed Data Patterns","sectionOrder":16,"title":"Data Synchronization Patterns","order":6,"contentType":"LEARNING","contentSlug":"data-synchronization-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_15e5e3f84e609e4ae326fa647dafe457","title":"Two-Phase Commit (2PC)","order":0},{"id":"seed_21025a5a1fb559630842d1fb5d227091","title":"Three-Phase Commit (3PC)","order":1},{"id":"seed_612776e5a53e9a068c3503dff2de65f8","title":"Consensus-Based Coordination","order":2},{"id":"seed_6c4a2ab2f25cf0c071c809e6b7b29582","title":"Async Replication Patterns","order":3},{"id":"seed_3387d23b8a1944d72d678260bf3e65f3","title":"Choosing Synchronization Approach","order":4}]},{"id":"seed_31066d52e7ad1020900d10c4ca0e99ff","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 17: Api Design Fundamentals","sectionOrder":17,"title":"What Is An Api","order":1,"contentType":"LEARNING","contentSlug":"what-is-an-api","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_f8334ee3d0d5333ac4e730d14354ccfc","title":"API as Contract Between Systems","order":0},{"id":"seed_a40f23a6d418fdcaeec05610f387bdc3","title":"Internal vs External APIs","order":1},{"id":"seed_d73b498c4c61e9d67382ae518017a776","title":"API as Product","order":2},{"id":"seed_b63e00b02b190529dc1899385d519af3","title":"API Lifecycle","order":3}]},{"id":"seed_ec461867708496646b18a903e2048e63","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 17: Api Design Fundamentals","sectionOrder":17,"title":"Rest Api Design","order":2,"contentType":"LEARNING","contentSlug":"rest-api-design","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_c2a03202f78b32405d4d7208fbfc9ecd","title":"REST Principles and Constraints","order":0},{"id":"seed_8c8f41f13681ad439fba66e2fe2afff5","title":"Resource-Based Design","order":1},{"id":"seed_f36c45c3316048b9131807ef36c32913","title":"HTTP Methods Semantics","order":2},{"id":"seed_8a2103dd551f11a8c0e056b28b9c09f1","title":"HTTP Status Codes","order":3},{"id":"seed_321bcd3e46d0af6fb3324b9d7f1984c2","title":"HATEOAS: Hypermedia-Driven APIs","order":4}]},{"id":"seed_51bba1915c62f9964cf673c82623668c","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 17: Api Design Fundamentals","sectionOrder":17,"title":"Graphql","order":3,"contentType":"LEARNING","contentSlug":"graphql","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_95094f3c16fc24e9c502d4c19fd8535f","title":"Query-Based API Model","order":0},{"id":"seed_bc1e79b50c76e11054834f2ae8769071","title":"Schema Definition","order":1},{"id":"seed_db026272983e196682d4caf52f1ffc8c","title":"Resolvers and Data Fetching","order":2},{"id":"seed_e9a44373dc1110c0395f2f062b5a23dc","title":"REST vs GraphQL Trade-offs","order":3},{"id":"seed_202780fe1ca0343e0eec810a6cbe08b5","title":"When to Use GraphQL","order":4}]},{"id":"seed_16c5406fde1e833123880385a69de6d9","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 17: Api Design Fundamentals","sectionOrder":17,"title":"Grpc","order":4,"contentType":"LEARNING","contentSlug":"grpc","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.117Z","pages":[{"id":"seed_ae2410a32dc176369aa9bb98672b3bfd","title":"Protocol Buffers: The Foundation of gRPC","order":0},{"id":"seed_8aeae7cd6f189e0c8af73b52513913f3","title":"HTTP/2: The Transport Revolution Enabling gRPC","order":1},{"id":"seed_8a32a861342e80e8e4e9a29f2db1bd68","title":"Streaming Capabilities: Beyond Request-Response","order":2},{"id":"seed_f354869bbcf0b61356b2fef706600e22","title":"REST vs gRPC: A Comprehensive Trade-off Analysis","order":3},{"id":"seed_6e72b78b95b1d4a19e1540b86f94796f","title":"When to Use gRPC: Practical Decision Guidance","order":4}]},{"id":"seed_cef6594d4561a9dc94f760cacaf5d8e0","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 17: Api Design Fundamentals","sectionOrder":17,"title":"Api Versioning","order":5,"contentType":"LEARNING","contentSlug":"hld-api-versioning","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_8766b52d0a763816c6b894e5a855b1ed","title":"Why Versioning Matters","order":0},{"id":"seed_afa86a3030a812eabae26e853ab22b24","title":"URL Versioning","order":1},{"id":"seed_83b423b6cc0d43cf1b6cf89325d0f30c","title":"Header Versioning","order":2},{"id":"seed_c9d5a1b008d5a99aecf9392f4d4d202f","title":"Breaking vs Non-Breaking Changes","order":3},{"id":"seed_254afce1731b949b6f72cb6bb53d0fc4","title":"Deprecation Strategies","order":4}]},{"id":"seed_f50eae37914ca8f1701a5d1f79057412","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 17: Api Design Fundamentals","sectionOrder":17,"title":"Api Documentation","order":6,"contentType":"LEARNING","contentSlug":"hld-api-documentation","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_9cec595588277014299fae591b40a533","title":"OpenAPI/Swagger: The Industry Standard for API Description","order":0},{"id":"seed_255c1a93d2a0a82f3969a0c4de236fc9","title":"Self-Documenting APIs: Design That Speaks for Itself","order":1},{"id":"seed_571972df255897c964fe7980400f0a4b","title":"Documentation Tools: Building Your API Docs Pipeline","order":2},{"id":"seed_b703367e9ef23966ef8150945042b4f2","title":"Developer Experience: Documentation That Developers Love","order":3}]},{"id":"seed_4c68ea537c6a8d4c9f9cf9d4987226f6","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 18: Api Gateway Patterns","sectionOrder":18,"title":"What Is An Api Gateway","order":1,"contentType":"LEARNING","contentSlug":"what-is-an-api-gateway","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_2a2c1c16a2018ebe55de8b7c8c96a409","title":"Gateway as Single Entry Point","order":0},{"id":"seed_b9048e76ed8a5d502c8492a2d2fa390f","title":"Gateway Responsibilities","order":1},{"id":"seed_2e968dff6c636cb8daa491e459889d3e","title":"Gateway Placement","order":2},{"id":"seed_3eeb5e8b90a949d824170cfb7a50d937","title":"Gateway vs Load Balancer","order":3}]},{"id":"seed_c45cdc3aa657015fae3bee2e5b989515","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 18: Api Gateway Patterns","sectionOrder":18,"title":"Routing And Traffic Management","order":2,"contentType":"LEARNING","contentSlug":"routing-and-traffic-management","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_ab924fde703e0ac19a97e0da661ec262","title":"Path-Based Routing","order":0},{"id":"seed_d2025da710d3f07555784b525a1c4718","title":"Header-Based Routing","order":1},{"id":"seed_6a59a94b6bdc3368b6f44499ecbda510","title":"Request Transformation","order":2},{"id":"seed_88ad9b3041a4310d5cce3233564436bc","title":"Traffic Splitting","order":3}]},{"id":"seed_8b691beac9c71a8ebe816b31ec075e22","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 18: Api Gateway Patterns","sectionOrder":18,"title":"Rate Limiting At Gateway","order":3,"contentType":"LEARNING","contentSlug":"rate-limiting-at-gateway","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_d5d917f443751edd3620da238aed32a6","title":"Why Rate Limiting","order":0},{"id":"seed_88584cc99ef44ddfc9720b7938e9dc55","title":"Token Bucket Algorithm","order":1},{"id":"seed_4588ef4da184b85124be06db55dc72a1","title":"Sliding Window Algorithm","order":2},{"id":"seed_1277322bb2e1f402d40cc5db0734d30a","title":"Per-User vs Per-API Limits","order":3},{"id":"seed_3c0a20613c0a721b687ad085d0368d90","title":"Distributed Rate Limiting","order":4}]},{"id":"seed_b239406eaa6715c38939d5094979881d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 18: Api Gateway Patterns","sectionOrder":18,"title":"Authentication At Gateway","order":4,"contentType":"LEARNING","contentSlug":"api-gateway-authentication","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_5e32a34160f58ef679fc83cdc71e0da7","title":"Centralized Authentication","order":0},{"id":"seed_85eca627253113b6f32c2bb1145ae542","title":"OAuth2 / JWT Validation","order":1},{"id":"seed_380592202ab916f63da0690d267852c8","title":"API Keys","order":2},{"id":"seed_b08df26959c8c7330b9e6eda0e0c780f","title":"mTLS for Service-to-Service","order":3}]},{"id":"seed_3206f9a031f413f4d659c42a53dddfaf","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 18: Api Gateway Patterns","sectionOrder":18,"title":"Backend For Frontend","order":5,"contentType":"LEARNING","contentSlug":"backend-for-frontend","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_8af62d360be303cd15585ad77627765b","title":"What is BFF Pattern","order":0},{"id":"seed_aa19f5deb9c23433e5388ac9f14e31e9","title":"Mobile vs Web BFFs","order":1},{"id":"seed_cb6fed8ed218d6d401ee2f0d49c0b066","title":"API Aggregation","order":2},{"id":"seed_feaf263be409fee0846fb5db41e0e569","title":"Request Coalescing","order":3},{"id":"seed_98574f8b1b73a293db50f7dd89bc30f5","title":"BFF Trade-offs","order":4}]},{"id":"seed_f28e03428a90cb3726f6a6fe33a32a81","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 18: Api Gateway Patterns","sectionOrder":18,"title":"Api Gateway Solutions","order":6,"contentType":"LEARNING","contentSlug":"api-gateway-solutions","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_b906b83aabad8cd3634555f5a7f627bb","title":"Kong Gateway: Plugin-Based, Open Source","order":0},{"id":"seed_c5f9fd81546278e1841f5ab0160cfa67","title":"AWS API Gateway: Serverless Integration","order":1},{"id":"seed_3595ef3e3b112484ebf4ce5554a7032f","title":"Ambassador (Emissary-Ingress): Kubernetes-Native","order":2},{"id":"seed_437f32e1d6da0a8f0afd0292a6a645e6","title":"Envoy: Service Proxy","order":3},{"id":"seed_d0ed19e518149764da36f1d65fddf35d","title":"Choosing a Gateway","order":4}]},{"id":"seed_a99b898f0d80ab22b96a489aca507b82","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 19: Synchronous Communication","sectionOrder":19,"title":"Request Response Pattern","order":1,"contentType":"LEARNING","contentSlug":"request-response-pattern","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_6fab9ba6c87fa6d0ad2ad7fffb65a8c5","title":"Synchronous Communication Model","order":0},{"id":"seed_208ef2d4f08b0fe02d3090f5f954424c","title":"HTTP/1.1 vs HTTP/2 vs HTTP/3","order":1},{"id":"seed_6fd384ba976e52c50e9da3a00fbe533c","title":"Request Lifecycle","order":2},{"id":"seed_4a4b3ed5c1293860e3d310377ac3efdf","title":"Connection Management","order":3}]},{"id":"seed_926cc0858cb30865493902c825aa261d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 19: Synchronous Communication","sectionOrder":19,"title":"Service Discovery","order":2,"contentType":"LEARNING","contentSlug":"service-discovery","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_f3462d1095ce225a608afa8a5e81a3e6","title":"Why Service Discovery is Needed","order":0},{"id":"seed_e9bbe666bcb73643717a931695913bf4","title":"DNS-Based Discovery","order":1},{"id":"seed_88c2661323258b7faf83dbc761f7795c","title":"Service Registries","order":2},{"id":"seed_f69196a0f8d67c3ab0620522998f2fe6","title":"Client-Side vs Server-Side Discovery","order":3},{"id":"seed_fce5298571e0ecaa7767cba1c35a88b9","title":"Kubernetes Service Discovery","order":4}]},{"id":"seed_5e9f9acdb6a52bbef95b097b80b583c9","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 19: Synchronous Communication","sectionOrder":19,"title":"Circuit Breaker Pattern","order":3,"contentType":"LEARNING","contentSlug":"hld-synchronous-communication-circuit-breaker-pattern","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_78fcf150dfe66f03da3f585e859c75dd","title":"Preventing Cascade Failures","order":0},{"id":"seed_61b15c1fed4fa1e005886fb56d906a3f","title":"Circuit States: Closed, Open, Half-Open","order":1},{"id":"seed_11284792d26b4a5bf080372d694031d1","title":"Failure Thresholds","order":2},{"id":"seed_29d73ccda58bf7759acc4283af58537c","title":"Hystrix, Resilience4j","order":3},{"id":"seed_b5e16f252702fd0d9f03053775d3df6e","title":"Circuit Breaker with Retries","order":4}]},{"id":"seed_a11e1710f3c3c17047923a9c534b5c10","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 19: Synchronous Communication","sectionOrder":19,"title":"Retry Strategies","order":4,"contentType":"LEARNING","contentSlug":"retry-strategies","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_8b639bd691836fdd2420013ef5803026","title":"When to Retry","order":0},{"id":"seed_d6df6f4e7ead03b91fec04ff6b4f77fc","title":"Exponential Backoff","order":1},{"id":"seed_311c3e42342cde4a17460987a7170d49","title":"Jitter for Thundering Herd","order":2},{"id":"seed_bbea3ecc1049f81c124bc2229883607e","title":"Retry Budgets","order":3},{"id":"seed_75ee9f0cfc735e1bbe41c5e390c3fb32","title":"Idempotency Requirements","order":4}]},{"id":"seed_ab7b8fdcfdbefead7b38c9160350df5f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 19: Synchronous Communication","sectionOrder":19,"title":"Timeout Patterns","order":5,"contentType":"LEARNING","contentSlug":"timeout-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_e6db5283c0f7e512810b92adace4f3ac","title":"Why Timeouts Are Critical","order":0},{"id":"seed_5005b41b15dc6c0d9cee63cd05075d90","title":"Connection vs Read Timeouts","order":1},{"id":"seed_1bff52abb6f8e314ddb698c6e352b29e","title":"Timeout Propagation","order":2},{"id":"seed_e3d307a799b7db677f51dd17a13763a1","title":"Deadline Propagation","order":3},{"id":"seed_e8b8ee9ee392175f42d5723ff98214dd","title":"Timeout Tuning","order":4}]},{"id":"seed_f13eeb925a7809ada2d2dbb8b7770f94","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 19: Synchronous Communication","sectionOrder":19,"title":"Bulkhead Pattern","order":6,"contentType":"LEARNING","contentSlug":"hld-synchronous-communication-bulkhead-pattern","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_b58ada588d0b6e83b4e40ca72acf0dd7","title":"Isolating Failures: The Foundation of Resilient Systems","order":0},{"id":"seed_8e15eaa49378b433418b0db7b9864098","title":"Thread Pool Isolation: Compartmentalizing Compute Resources","order":1},{"id":"seed_3ab6cc5d7a5478f6f3a2ec61c82a1871","title":"Semaphore Isolation: Lightweight Concurrency Control","order":2},{"id":"seed_be7a9b78cabdbb5905369442a2f70745","title":"Bulkhead Sizing: Capacity Planning for Resilience","order":3},{"id":"seed_689570b0b0cc7b96df2444a66e076f0e","title":"Combining Bulkhead with Circuit Breaker: Defense in Depth","order":4}]},{"id":"seed_9193315712ca096083a3ac93a7f9aba5","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 20: Asynchronous Communication","sectionOrder":20,"title":"Why Asynchronous","order":1,"contentType":"LEARNING","contentSlug":"why-asynchronous","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_4b8dea9c9894b82d39c9a5011cdc1779","title":"Decoupling Producers and Consumers","order":0},{"id":"seed_931741ac03dfaad3b517221f9c8b025b","title":"Handling Traffic Spikes","order":1},{"id":"seed_2213d133124961373d891fa365b5c9bd","title":"Improving Resilience","order":2},{"id":"seed_9598c074760395b9008f73d864a8a398","title":"Enabling Event-Driven Architecture","order":3}]},{"id":"seed_55f92f9800ce2301a3bef8582a8a7500","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 20: Asynchronous Communication","sectionOrder":20,"title":"Message Queues","order":2,"contentType":"LEARNING","contentSlug":"hld-message-queues","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.144Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_9c9ce12b196e8d84b30b7d9f062cb63b","title":"Point-to-Point Messaging","order":0},{"id":"seed_25bd3bbe45764431ec127beb59fad3ac","title":"Queue Semantics","order":1},{"id":"seed_c42e54e4ce4b81aee0b8be3bccbe43d6","title":"Message Acknowledgment","order":2},{"id":"seed_e2a677379c7bcb2eadea162198b84cb8","title":"Dead Letter Queues","order":3},{"id":"seed_9f3f88bee2a67d6b3cad78b73f0a9b10","title":"Use Cases","order":4}]},{"id":"seed_96435edd1bc8b90d60580929dea29d19","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 20: Asynchronous Communication","sectionOrder":20,"title":"Publish Subscribe","order":3,"contentType":"LEARNING","contentSlug":"publish-subscribe","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.118Z","pages":[{"id":"seed_28e115b0c21c3fdf77b98d102681d02c","title":"One-to-Many Messaging","order":0},{"id":"seed_c56a37b20c1c7aa080a0d9fc4c4ab0b9","title":"Topics and Subscriptions","order":1},{"id":"seed_4b0cd892cc54b96a392050e54f6d9309","title":"Fan-Out Patterns","order":2},{"id":"seed_5fdb65b90fc169e8be902cea936d9139","title":"Filtering Messages","order":3},{"id":"seed_d0f601e1c87439c7853e55a91f79bfe9","title":"Use Cases","order":4}]},{"id":"seed_145e531d968e67a4fb565d4c5648b159","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 20: Asynchronous Communication","sectionOrder":20,"title":"Delivery Guarantees","order":4,"contentType":"LEARNING","contentSlug":"delivery-guarantees","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_9caad033f2ed880cc319e64b65f98c5c","title":"At-Most-Once Delivery","order":0},{"id":"seed_3370950029fc9378ef36f689b0d50acc","title":"At-Least-Once Delivery","order":1},{"id":"seed_6d4d44e695bc5392f23adcfdd8a724b5","title":"Exactly-Once Delivery (Challenges)","order":2},{"id":"seed_f64756b078c493aa380ce489f8ccca0a","title":"Idempotent Consumers","order":3},{"id":"seed_99d32987c489fa7209bb414d212d8008","title":"Deduplication Strategies","order":4}]},{"id":"seed_7758111e9c9e3f946c05bdc9366d01c4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 20: Asynchronous Communication","sectionOrder":20,"title":"Message Ordering","order":5,"contentType":"LEARNING","contentSlug":"message-ordering","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_1853618b86a89fa109e89f08a470eb3b","title":"Ordering Guarantees","order":0},{"id":"seed_d7588c986da93ac51c181c6ee94746f3","title":"Partition-Based Ordering","order":1},{"id":"seed_bfa4c1ddaacba1b171a7d97d682708dc","title":"Sequence Numbers","order":2},{"id":"seed_91cb892e233d52f31b241f4e0e3406c6","title":"Handling Out-of-Order Messages","order":3},{"id":"seed_77e2d7e18bc284a5d60167d33ee256f8","title":"Trade-offs with Parallelism","order":4}]},{"id":"seed_0a89810b1e0919136623e23d22b2ae09","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 20: Asynchronous Communication","sectionOrder":20,"title":"Messaging Systems Comparison","order":6,"contentType":"LEARNING","contentSlug":"messaging-systems-comparison","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_21dc68cadfa5d29d4a4cedfc8f045bd6","title":"Apache Kafka: High Throughput, Log-Based","order":0},{"id":"seed_216b16654121a295f622b202fa1e9c02","title":"RabbitMQ: Flexible Routing, AMQP","order":1},{"id":"seed_8faf3bfd299e24499668477fc449bbf6","title":"AWS SQS: Managed, Simple","order":2},{"id":"seed_84cb0ba2fabdaa634ec1ebd04ced729d","title":"NATS: Lightweight, Cloud-Native","order":3},{"id":"seed_97334f47673ed2faae85e889f2107e42","title":"Choosing a Messaging System","order":4}]},{"id":"seed_00464eaf8c88cf42951912266788591e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 21: Real Time Systems","sectionOrder":21,"title":"What Is Real Time","order":1,"contentType":"LEARNING","contentSlug":"what-is-real-time","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_f7c37d9bda51507c0830ac636c8ddd2f","title":"Real-Time Requirements","order":0},{"id":"seed_ead1f6c7bfd490897b3e6041c7ff1656","title":"Latency Expectations","order":1},{"id":"seed_7097a7fd9ca13c6c616277f2193dfa2d","title":"Soft vs Hard Real-Time","order":2},{"id":"seed_c26cb85f4525d5c87a1f437be9efba03","title":"Real-Time System Use Cases","order":3}]},{"id":"seed_44bfc7d7d92a9596d09a2f22a0f0d0e0","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 21: Real Time Systems","sectionOrder":21,"title":"Websockets","order":2,"contentType":"LEARNING","contentSlug":"websockets","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_2c444788af758f9f51b26670665f7533","title":"Full-Duplex Communication","order":0},{"id":"seed_a108ad8a8541e61b8b8643cb54a7529c","title":"WebSocket Lifecycle","order":1},{"id":"seed_97823c9b24c6e7865ad2ec817b75bfb2","title":"Scaling WebSocket Connections","order":2},{"id":"seed_569272277ad0441531896c611b35a611","title":"WebSocket vs HTTP","order":3},{"id":"seed_fd7f7cae668e3c2cf8690ba9233cd133","title":"WebSocket Use Cases","order":4}]},{"id":"seed_efb36ab4d81eea9e4a3cb329b63c9d1b","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 21: Real Time Systems","sectionOrder":21,"title":"Server Sent Events","order":3,"contentType":"LEARNING","contentSlug":"server-sent-events","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_feb34e8de06ad9f8a1989de6d1f680f0","title":"One-Way Server Push","order":0},{"id":"seed_9dd37695808111c2bc6e68bafcad9db7","title":"SSE vs WebSocket","order":1},{"id":"seed_88d7989626bb81369424904f86b719df","title":"Browser Support","order":2},{"id":"seed_99d9f42213c7cef2fd7e070089b5aabe","title":"Reconnection Handling","order":3},{"id":"seed_54e492f26b232eaa3246c74f7274f5d4","title":"Use Cases","order":4}]},{"id":"seed_1c63304a5b8af90ee0e08976b615f2a6","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 21: Real Time Systems","sectionOrder":21,"title":"Long Polling","order":4,"contentType":"LEARNING","contentSlug":"long-polling","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_27c066d6ca897c0c384fe41e8f26939a","title":"Simulating Push with Polling","order":0},{"id":"seed_ac92bc681bf2c1e8b8fbc048fcb7de35","title":"Long Polling Mechanics","order":1},{"id":"seed_0256fd7813c142155f9895f271d07245","title":"Timeout Handling","order":2},{"id":"seed_58d4f8100b42abfee8ecc76eccbccb71","title":"Comparison with Other Approaches","order":3},{"id":"seed_58358a6988f56dd0613952b5727564bf","title":"When to Use Long Polling","order":4}]},{"id":"seed_2ed917c0ead1a6757c7bd6224c154f91","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 21: Real Time Systems","sectionOrder":21,"title":"Push Notifications","order":5,"contentType":"LEARNING","contentSlug":"push-notifications","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_ec707e51b87c26ba473e2f19741319c6","title":"Mobile Push Architecture","order":0},{"id":"seed_4778f2e83b754c98e2b4c90ba90a912f","title":"APNs and FCM","order":1},{"id":"seed_8117a28a2bcb8b9aa2a123868b861996","title":"Web Push","order":2},{"id":"seed_87614d2574007f88fdd038074b113462","title":"Notification Delivery","order":3},{"id":"seed_a52afebb5d3d8b6f6511322b486e689b","title":"Batching and Throttling","order":4}]},{"id":"seed_0bb88b7feace95a5eda0d60c68077225","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 21: Real Time Systems","sectionOrder":21,"title":"Real Time Architecture Patterns","order":6,"contentType":"LEARNING","contentSlug":"real-time-architecture-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_513f388a013bc81d3d42adb7f33368a8","title":"Connection Management at Scale","order":0},{"id":"seed_29fdced14cb62fbb691fda02525a1c11","title":"Presence Systems","order":1},{"id":"seed_62570a456844640d55ae0c309c255de3","title":"Real-Time Collaboration","order":2},{"id":"seed_30f14bcadbc50ff4846b195d543297de","title":"Gaming Applications","order":3},{"id":"seed_577e8ebdfcb18efa862ed77245da977f","title":"Scaling Considerations","order":4}]},{"id":"seed_d0c0f3a104ec99d9d90ab983ece59c5a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 22: Object File Storage","sectionOrder":22,"title":"Object Storage Fundamentals","order":1,"contentType":"LEARNING","contentSlug":"object-storage-fundamentals","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_b5f8a6d1c31dd7a21369b2ef14373cb9","title":"Object Storage vs File Storage vs Block Storage","order":0},{"id":"seed_bcbdeaead6822c1d4761a53966e73044","title":"The Object Storage Model","order":1},{"id":"seed_686dd7391bd0155c522b6c81a3c75137","title":"Eventual Consistency Considerations","order":2},{"id":"seed_051bea6b1a5b344febccd4b9a0db65eb","title":"Object Storage Use Cases","order":3}]},{"id":"seed_fdb8fb590247f539e6a7247e2daab7ec","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 22: Object File Storage","sectionOrder":22,"title":"Cloud Object Storage","order":2,"contentType":"LEARNING","contentSlug":"cloud-object-storage","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_aa98ad834c519094a4e110e77e430f84","title":"Amazon S3 Architecture","order":0},{"id":"seed_07c0c88df62ac353217c6473eecbed77","title":"Google Cloud Storage","order":1},{"id":"seed_9de7cb800d95b94df45fa46df303ca0a","title":"Azure Blob Storage","order":2},{"id":"seed_ba11f213364dd4e4bd2ac933ac72a144","title":"Storage Classes and Tiering","order":3},{"id":"seed_7a05ec9e0efa7559431ce42ffa19d13a","title":"Cross-Region Replication","order":4}]},{"id":"seed_7df4e36ac8da318c0230ff9eebd33208","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 22: Object File Storage","sectionOrder":22,"title":"Distributed File Systems","order":3,"contentType":"LEARNING","contentSlug":"hld-distributed-file-systems","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_41f4309f88c4c4441916dfd99a767d53","title":"HDFS Architecture","order":0},{"id":"seed_c3354004c4dbf610e54fa3eda076fab2","title":"Ceph: Unified Storage","order":1},{"id":"seed_884b1bd1ac77c9ebc34e273b8fedecbe","title":"GlusterFS","order":2},{"id":"seed_5cdd2cd8274f8aa59379c268cd2e53c7","title":"MinIO: Self-hosted S3","order":3},{"id":"seed_9a389a654732430c5d370fb994f5d4e0","title":"Choosing Distributed Storage","order":4}]},{"id":"seed_8746d2b2f77dd62a53777b8c811a9d09","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 22: Object File Storage","sectionOrder":22,"title":"Hot Warm Cold Storage","order":4,"contentType":"LEARNING","contentSlug":"hot-warm-cold-storage","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_0b2943b0451d0cdd9ca76cf145e90885","title":"Data Access Patterns","order":0},{"id":"seed_23628b678d48beeb111a84bab0484dee","title":"Storage Tier Optimization","order":1},{"id":"seed_a96b99cd584aa5dd5923c6b8939cfaaf","title":"Lifecycle Policies","order":2},{"id":"seed_05b1a40f9634e9a356040eab8c1104d2","title":"Cost Optimization","order":3},{"id":"seed_1a3b4231f0471e829352836ee318d088","title":"Retrieval Time Trade-offs","order":4}]},{"id":"seed_9955ee7edef595a59d9cffef35b67c8b","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 22: Object File Storage","sectionOrder":22,"title":"Deduplication Compression","order":5,"contentType":"LEARNING","contentSlug":"deduplication-compression","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_53f995851225f40b8c86e5bdc16f657c","title":"Data Deduplication Strategies","order":0},{"id":"seed_ed3a298db505c3d0fcfa03cb403fe8c1","title":"Compression Algorithms","order":1},{"id":"seed_d17868419c852f398fad4cb290caba7f","title":"Storage Efficiency","order":2},{"id":"seed_76ca368dc41451a9768e32cabab10dc9","title":"CPU vs Storage Trade-offs","order":3},{"id":"seed_a56a38db745792a543583685c503e8fa","title":"Implementation Considerations","order":4}]},{"id":"seed_b07e6d5f6daf88b1850c40e012e8cac3","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 22: Object File Storage","sectionOrder":22,"title":"Backup Disaster Recovery","order":6,"contentType":"LEARNING","contentSlug":"backup-disaster-recovery","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_daa4059146db4aa6803500fe129ae1db","title":"Backup Strategies: Full, Incremental, Differential","order":0},{"id":"seed_e44863891649d11aabf1a663e40a75ac","title":"RPO and RTO: The Metrics That Define Recovery","order":1},{"id":"seed_4ab3cb9ad0051273b1f7f17be9644839","title":"Cross-Region Backup: Geographic Data Protection","order":2},{"id":"seed_417f1e0fcbdf2504a5050ab2d469030b","title":"Backup Testing: Validating Your Safety Net","order":3},{"id":"seed_1911b99e9c0bcd794a8e74e2af085cfe","title":"Disaster Recovery Planning: Building Organizational Resilience","order":4}]},{"id":"seed_a3bb4e8958cc532441b762806a46903f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 23: Content Delivery Networks","sectionOrder":23,"title":"What Is A Cdn","order":1,"contentType":"LEARNING","contentSlug":"what-is-a-cdn","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_817eda544e0a4b8709b2cd256846c022","title":"CDN Purpose and Benefits","order":0},{"id":"seed_fd22c9021f083e0740bd160445d4b23f","title":"Edge Locations","order":1},{"id":"seed_dc124e411bcce1bca72fec97f1eecbd0","title":"Origin Servers","order":2},{"id":"seed_b42b7d3a04d17845413fad72f527c7b8","title":"CDN Architecture","order":3}]},{"id":"seed_f2b730634bee0d0b41f84d2f57422b04","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 23: Content Delivery Networks","sectionOrder":23,"title":"Cdn Caching Mechanics","order":2,"contentType":"LEARNING","contentSlug":"cdn-caching-mechanics","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_931e7a9fbb0b374bc900744286fb98b7","title":"Cache Keys: The Foundation of CDN Caching","order":0},{"id":"seed_624ca91a6edbc4853f97ecad58b06523","title":"TTL Configuration: Mastering Cache Expiration","order":1},{"id":"seed_cefbb41de3ccad3deb05ea2f91683fcf","title":"Cache-Control Headers: The Language of Caching","order":2},{"id":"seed_73e1023e9515f2ec0040fd255e7e5449","title":"Stale-While-Revalidate: Instant Responses, Fresh Content","order":3},{"id":"seed_84ac145a41107be37b3acaf39d962356","title":"Cache Hit Ratio Optimization: The Ultimate CDN Metric","order":4}]},{"id":"seed_e4515323b760be87711996b629e130f2","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 23: Content Delivery Networks","sectionOrder":23,"title":"Cache Invalidation At Scale","order":3,"contentType":"LEARNING","contentSlug":"cache-invalidation-at-scale","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_ff48ef1c8b3f45367d94a70246c2e3b9","title":"Purge Requests: The Foundation of Cache Invalidation","order":0},{"id":"seed_e7a46ee3d9c3f260d36358c2b29027d4","title":"Soft Purge vs Hard Purge: Choosing the Right Invalidation Strategy","order":1},{"id":"seed_faa214e501a72da486ee0db8bf93cdeb","title":"Tag-Based Invalidation: Logical Content Grouping at Scale","order":2},{"id":"seed_36443c8c51a8b0720c544bfa494ecb76","title":"Versioned URLs: Immutable Content, Infinite Caching","order":3},{"id":"seed_a794516006649887ebbc19e24f7adb7e","title":"Invalidation Latency: The Time to Global Freshness","order":4}]},{"id":"seed_ed97d8981e71078f3c864887ab601e17","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 23: Content Delivery Networks","sectionOrder":23,"title":"Origin Shield","order":4,"contentType":"LEARNING","contentSlug":"cdn-origin-shield","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.181Z","pages":[{"id":"seed_1775c7d5480b0bf7e6da0ef9e0a52018","title":"What is Origin Shield","order":0},{"id":"seed_a256190ead61cbdaaa469c24180e604c","title":"Reducing Origin Load","order":1},{"id":"seed_c10e0d6c9d6143b054826e2e89d86fbd","title":"Shield Placement","order":2},{"id":"seed_76956bc5bd9ae203942eb1bd7d7f26c4","title":"Trade-offs","order":3},{"id":"seed_32f3b9d29853534d86e15ac54fbf4672","title":"Configuration Strategies","order":4}]},{"id":"seed_f222cd18f8a53eae39dd680216d86e2e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 23: Content Delivery Networks","sectionOrder":23,"title":"Dynamic Content Acceleration","order":5,"contentType":"LEARNING","contentSlug":"dynamic-content-acceleration","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_c567b46cc58797c71e298ad45ab3ea01","title":"CDN for Dynamic Content","order":0},{"id":"seed_20ad3fdd7c886e91a3b44c3afa08c491","title":"TCP Optimization","order":1},{"id":"seed_081a11a2694e028ea0be1ec2bfe25981","title":"Connection Reuse","order":2},{"id":"seed_4f0f2737f3a468c89b2884c2dbb921f6","title":"Route Optimization","order":3},{"id":"seed_d06828b9d22050b58a331e67400972d7","title":"Edge Computing","order":4}]},{"id":"seed_d11f16d84c20b173a1816691a56aa8b7","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 23: Content Delivery Networks","sectionOrder":23,"title":"Cdn Providers Comparison","order":6,"contentType":"LEARNING","contentSlug":"cdn-providers-comparison","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_5c3a95c4854ac2f7cd57fdf07009e67c","title":"Cloudflare: The Security-Focused CDN Giant","order":0},{"id":"seed_d7c0a5809f7e64804ed70b839ba09dca","title":"Akamai: The Enterprise-Scale Content Delivery Pioneer","order":1},{"id":"seed_b7c7d548a082ece2f64bf0c55f35f88e","title":"AWS CloudFront: Deep AWS Ecosystem Integration","order":2},{"id":"seed_997de42165f09e19a75e828f1c7359f7","title":"Fastly: The Real-Time Purge CDN","order":3},{"id":"seed_417cdb06bc8b572453847b561690d619","title":"Choosing a CDN Provider: Strategic Decision Framework","order":4}]},{"id":"seed_9aa7cd1b9a90750a4a9a70f9aae3c197","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 24: Search Systems","sectionOrder":24,"title":"Search Architecture Overview","order":1,"contentType":"LEARNING","contentSlug":"search-architecture-overview","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_93b882cd1307b2ca9e3b0758958be738","title":"Search System Components: The Anatomy of Modern Search","order":0},{"id":"seed_afd9ae21a328a5c817675e187289088f","title":"Indexing vs Querying: The Two Paths of Search","order":1},{"id":"seed_709e898c85483463272e02e8ec3cbc9a","title":"Inverted Indexes: The Heart of Search","order":2},{"id":"seed_ab2de3826c0ede5d213e16e6e35a7d8e","title":"Search vs Database Queries: Choosing the Right Tool","order":3}]},{"id":"seed_e6c4b564329d0b0b9e10a7ce1caa1d0d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 24: Search Systems","sectionOrder":24,"title":"Full Text Search","order":2,"contentType":"LEARNING","contentSlug":"full-text-search","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_864aec3e2c9c5d857a31fa38990aaae0","title":"Tokenization and Analysis: The Foundation of Search","order":0},{"id":"seed_9be856524d51586f6ff31a85d9872e3f","title":"Stemming and Lemmatization: Linguistic Normalization for Search","order":1},{"id":"seed_69dff65c6fa957a56551879d58969156","title":"Stop Words: When Common Words Matter (and When They Don't)","order":2},{"id":"seed_0aab8d12ed323ea41920dec0971f11f6","title":"Language Handling: Building Multilingual Search Systems","order":3},{"id":"seed_93af44cea9dc58786873e432febfcad5","title":"Relevance Scoring: TF-IDF, BM25, and Ranking Search Results","order":4}]},{"id":"seed_dd1aaf08fecb9ab63af9cab04d8fdb7c","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 24: Search Systems","sectionOrder":24,"title":"Elasticsearch","order":3,"contentType":"LEARNING","contentSlug":"elasticsearch","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_8b6cb207e3ab74020dfc0087ca16b7ba","title":"Elasticsearch Architecture: Distributed Search Fundamentals","order":0},{"id":"seed_b8b588a8e23bcdd151e1552fdb788ff4","title":"Shards and Replicas: The Foundation of Distribution and Fault Tolerance","order":1},{"id":"seed_1608a59a36d9e3fb36affb2254dac22f","title":"Mapping and Analysis: From Documents to Searchable Terms","order":2},{"id":"seed_edb2ef81eaed5b2ba54419f635d41c78","title":"Query DSL: The Language of Search","order":3},{"id":"seed_e76ba8017ba51c55c46000ecaba4f86d","title":"Scaling Elasticsearch: From Development to Production","order":4}]},{"id":"seed_2d4fcaf46969cf3177b3dd5e4b80a127","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 24: Search Systems","sectionOrder":24,"title":"Search Indexing Strategies","order":4,"contentType":"LEARNING","contentSlug":"search-indexing-strategies","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_8f9544b3bebbb5c1bd8872592e66df3b","title":"Real-Time vs Batch Indexing","order":0},{"id":"seed_5e4780ce8fecd4a974bddb87a4b3ca35","title":"Index Updates and Delta Indexing","order":1},{"id":"seed_2751b1655f8bd8dbf2dcbca06fd66a3d","title":"Reindexing Strategies","order":2},{"id":"seed_44dfe6631bd36b352a7322533b4e5b6f","title":"Index Aliases","order":3},{"id":"seed_576b19bc3d53dcf1dee9b1b7a5770348","title":"Blue-Green Indexing","order":4}]},{"id":"seed_664e033904d772e837d7895c475c4dbd","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 24: Search Systems","sectionOrder":24,"title":"Search Relevance Tuning","order":5,"contentType":"LEARNING","contentSlug":"search-relevance-tuning","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_ae36e9ffa228094a849c37cd13a58440","title":"Relevance Factors: The Foundation of Search Quality","order":0},{"id":"seed_61ac680f2690a4067f3026a627b82fe2","title":"Boosting Fields and Queries: Controlling Relevance","order":1},{"id":"seed_2cb52b4fcd0284edc36bdab1ec23e761","title":"Personalization: Making Search Personal","order":2},{"id":"seed_b71d6e2241c0314ff3f698928b2f6f9d","title":"A/B Testing Relevance: Measuring What Matters","order":3},{"id":"seed_7a8db7eb0242278bc728338b2bfe8eb8","title":"User Feedback Incorporation: Closing the Loop","order":4}]},{"id":"seed_0e74dc30a3fbc4c48d5aa7f2c1c1a4f1","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 24: Search Systems","sectionOrder":24,"title":"Typeahead Autocomplete","order":6,"contentType":"LEARNING","contentSlug":"hld-search-systems-typeahead-autocomplete","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_86308835fd2444bdf76dbed6ef649fc8","title":"Prefix Matching: The Foundation of Typeahead Systems","order":0},{"id":"seed_f995a7b6a2da7de95569036ba487a9a8","title":"Trie Data Structures: The Engine of Autocomplete","order":1},{"id":"seed_38478869e8d2fda3e6ae3ac24266eb51","title":"Fuzzy Matching: Handling User Errors Gracefully","order":2},{"id":"seed_ee7eed560e5565fad620521aceb19f53","title":"Suggestions Ranking: Surfacing the Best Results","order":3},{"id":"seed_ba9ce6a03f94e4b19ca69c0e6570282a","title":"Performance Optimization: Speed at Scale","order":4}]},{"id":"seed_a3f47ea5ce8acca9bbc8ee4e1e95f708","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 25: High Availability","sectionOrder":25,"title":"What Is High Availability","order":1,"contentType":"LEARNING","contentSlug":"what-is-high-availability","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_ff559306008c9006cf2a6e489cfcccb0","title":"Availability Definition: What It Really Means for Systems to Be Available","order":0},{"id":"seed_7246a133d321b915073ef5731567868e","title":"Measuring Availability: The 'Nines' That Define System Reliability","order":1},{"id":"seed_2ac2794c74e124bcd363c930010e0d97","title":"Availability vs. Reliability: Two Pillars of Dependable Systems","order":2},{"id":"seed_8be3d0b80c92e5f0ad71c9f2bb510c46","title":"The Cost of Downtime: Quantifying the Business Impact of Unavailability","order":3}]},{"id":"seed_bde7cb88d36b6835c247f9ffbb6971f4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 25: High Availability","sectionOrder":25,"title":"Redundancy Patterns","order":2,"contentType":"LEARNING","contentSlug":"redundancy-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_7539e36ac31bb825d7755d9a22a9085a","title":"Active-Passive Redundancy: The Foundation of High Availability","order":0},{"id":"seed_704304d0da0d2633055d1164b4198426","title":"Active-Active Redundancy: Maximum Utilization, Maximum Complexity","order":1},{"id":"seed_6e9843fd8447fcae28c181b0f23d8c4f","title":"N+1 Redundancy: The Science of Capacity Planning for Failure","order":2},{"id":"seed_64b8f97a9fb8dbf4d6d5b71e928aeb1d","title":"Geographic Redundancy: Surviving Regional Disasters","order":3},{"id":"seed_c8896aedd649f2381368fd5085ce38f6","title":"Component Redundancy: Eliminating Single Points of Failure","order":4}]},{"id":"seed_79498547edd07432d5ba243b16311cb1","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 25: High Availability","sectionOrder":25,"title":"Failover Strategies","order":3,"contentType":"LEARNING","contentSlug":"failover-strategies","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_95d73b55ed30422458cbd19a1548b3f3","title":"Automatic vs Manual Failover: The Foundational Choice","order":0},{"id":"seed_1cf8fcaea16d9931f775b6e0c4b65c41","title":"Failover Detection: The Art and Science of Knowing When Systems Fail","order":1},{"id":"seed_d64fde1fbe1687f0ff8f85aa5da162e5","title":"Failover Timing: The Critical Balance Between Speed and Safety","order":2},{"id":"seed_4db5e36a782e3bb1982cecb38ce43812","title":"Split-Brain Prevention: Ensuring One Source of Truth","order":3},{"id":"seed_5fb805c5c2e3599a0162f2adb27fdfb3","title":"Failback Procedures: Returning to Normal Operations","order":4}]},{"id":"seed_e185e80d8dbd0f1c1db99d177d3be23e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 25: High Availability","sectionOrder":25,"title":"Multi Region Architecture","order":4,"contentType":"LEARNING","contentSlug":"multi-region-architecture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_8b2fc06aec18c6d76d8b998f7331c53c","title":"Why Multi-Region: The Case for Geographic Distribution","order":0},{"id":"seed_58f71b7b98db9592dacca91887aa14f4","title":"Active-Passive Multi-Region: The Disaster Recovery Foundation","order":1},{"id":"seed_73ff8c2fbe963281c8e773e4d9019945","title":"Active-Active Multi-Region: Global Scale with Global Complexity","order":2},{"id":"seed_98599cedb51e8e1dc2b7dcce620c3b50","title":"Data Replication Across Regions: The Lifeblood of Multi-Region Systems","order":3},{"id":"seed_49d49bfb4c1c940f204f661ce87beec8","title":"Traffic Routing: Directing Users to the Right Region","order":4}]},{"id":"seed_a7732dc25f08bd00058f118e4096dea4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 25: High Availability","sectionOrder":25,"title":"Disaster Recovery","order":5,"contentType":"LEARNING","contentSlug":"hld-disaster-recovery","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_a16bb2db256d059c5cdbb7b5b69818d1","title":"Disaster Recovery Planning: The Strategic Foundation","order":0},{"id":"seed_162deedf47abdb2ae52e43f73f0b0dbd","title":"RPO and RTO Targets: Quantifying Recovery Requirements","order":1},{"id":"seed_5d743b5805a3a3247072d47aef6ed965","title":"DR Testing: Validating Recovery Capability","order":2},{"id":"seed_c148e9626801f2c04dcc2ef6dec0cf78","title":"Runbook Development: Creating Executable Recovery Procedures","order":3},{"id":"seed_b6dbff1fbbc340d6fada72528205c5f9","title":"DR Automation: From Manual Procedures to Autonomous Recovery","order":4}]},{"id":"seed_2790acdadda0717f78a548d4328de184","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 25: High Availability","sectionOrder":25,"title":"Availability Vs Consistency Tradeoffs","order":6,"contentType":"LEARNING","contentSlug":"availability-vs-consistency-tradeoffs","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_d2639025048676e5a75815f394237f88","title":"CAP Theorem Revisited","order":0},{"id":"seed_9b67167aa5bcb338f34032bd089682af","title":"Choosing CP vs AP","order":1},{"id":"seed_f7accf34a91631e64a697a6311a625a7","title":"Tuning Consistency for Availability","order":2},{"id":"seed_a2bca1852e30b4d207dbff7cbcf2dd4b","title":"Business Requirements Alignment","order":3},{"id":"seed_89c1146e050e5c1f84aa17960c99a431","title":"Practical Compromises","order":4}]},{"id":"seed_97df47ad2b549081edc6a1a310be98c6","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 26: Fault Tolerance Patterns","sectionOrder":26,"title":"Failure Is Inevitable","order":1,"contentType":"LEARNING","contentSlug":"failure-is-inevitable","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_be436acb586b9a7bc61fd727979ce314","title":"Types of Failures: Hardware, Software, Network","order":0},{"id":"seed_8d589a2e2a9043f6e8c9f88482a570b9","title":"Partial Failures in Distributed Systems","order":1},{"id":"seed_d7d843ce9e89c58ea031e6c939ba232d","title":"Designing for Failure","order":2},{"id":"seed_737c4773b466eace985f0cb016ba5bcf","title":"Fail-Safe vs Fail-Fast","order":3}]},{"id":"seed_64e47c1afbad4f82c43f27fc749f10dd","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 26: Fault Tolerance Patterns","sectionOrder":26,"title":"Circuit Breaker Pattern","order":2,"contentType":"LEARNING","contentSlug":"hld-fault-tolerance-patterns-circuit-breaker-pattern","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[]},{"id":"seed_18e694e47440c3dccc7d34d000245bfa","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 26: Fault Tolerance Patterns","sectionOrder":26,"title":"Bulkhead Pattern","order":3,"contentType":"LEARNING","contentSlug":"hld-fault-tolerance-patterns-bulkhead-pattern","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[]},{"id":"seed_1e0e17db8fb6e074fc9f8d0fd37b0b14","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 26: Fault Tolerance Patterns","sectionOrder":26,"title":"Timeout And Deadline Patterns","order":4,"contentType":"LEARNING","contentSlug":"timeout-and-deadline-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_bb55a692aa09594d587a90899c3ef230","title":"Setting Appropriate Timeouts","order":0},{"id":"seed_fa2aae829e28fe809e868dbda3af6dd8","title":"Timeout vs Deadline","order":1},{"id":"seed_74b0dc75fd11870ea651834528e86d3e","title":"Deadline Propagation","order":2},{"id":"seed_5da39d8cb9e2d0f9d523e92b189d3d2f","title":"Timeout Impact on Resources","order":3},{"id":"seed_6c616d2c576a5319844ce8d21413bce6","title":"Tuning Strategies","order":4}]},{"id":"seed_a3ce6de304522905459d37ea19b12cd5","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 26: Fault Tolerance Patterns","sectionOrder":26,"title":"Retry With Backoff","order":5,"contentType":"LEARNING","contentSlug":"retry-with-backoff","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_304e33af62a6f300219327a4673b6100","title":"When to Retry: The Decision Framework","order":0},{"id":"seed_569a04f1020a2d2159c651d8a2dcba09","title":"Exponential Backoff: Optimal Retry Timing","order":1},{"id":"seed_0045cc328bf4ac0c7c4df462503aa505","title":"Jitter to Prevent Thundering Herd","order":2},{"id":"seed_29c09d873fc8fa0d74d6cc63c7711605","title":"Maximum Retry Attempts: Knowing When to Stop","order":3},{"id":"seed_3f9cd795f8394527ff5971e1de2a8277","title":"Idempotency Requirements: Safe Retries for Write Operations","order":4}]},{"id":"seed_c505ffc389e5bb3287d1f0e6590c05cf","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 26: Fault Tolerance Patterns","sectionOrder":26,"title":"Fallback Patterns","order":6,"contentType":"LEARNING","contentSlug":"fallback-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_71d42ba9db6c56e70fc5b3af9722d6a5","title":"Graceful Degradation","order":0},{"id":"seed_579d80503d899073a47c4fcaaabf9bf9","title":"Default Responses","order":1},{"id":"seed_54abe466f52e4c7e2f23b716b7728509","title":"Cache Fallbacks","order":2},{"id":"seed_6017df6d4bad6fdee0638e95f977d265","title":"Feature Degradation","order":3},{"id":"seed_3ac3c72422650f2f3e00bd50e4f4ac24","title":"User Experience During Failures","order":4}]},{"id":"seed_8b496fec5edc023e9c3fc217781d85db","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 27: Monitoring Observability","sectionOrder":27,"title":"Three Pillars Of Observability","order":1,"contentType":"LEARNING","contentSlug":"three-pillars-of-observability","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.182Z","pages":[{"id":"seed_b380a9da92982226a40c3465339545c5","title":"Metrics: Numerical Measurements","order":0},{"id":"seed_cc5c66f6d1a6b7aaf32b5a00cfea84d6","title":"Logs: Event Records","order":1},{"id":"seed_08a02313b74520a009fcacad9565bc2b","title":"Traces: Request Paths","order":2},{"id":"seed_f090d66d05303dcb6037201216f42672","title":"How They Complement Each Other","order":3}]},{"id":"seed_37e6e417d56e9124112a728374ec9dd7","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 27: Monitoring Observability","sectionOrder":27,"title":"Metrics Collection","order":2,"contentType":"LEARNING","contentSlug":"metrics-collection","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_6b22dd4b0e41ce3b20d33ec1cc1ad588","title":"Types of Metrics: Counters, Gauges, Histograms","order":0},{"id":"seed_a04c78907c13aa2a5cf0ca263e5637a6","title":"Prometheus Architecture","order":1},{"id":"seed_3c8ce6322bc15bd0b78c7ee17b0beb4f","title":"Metric Naming Conventions","order":2},{"id":"seed_6a6346ba2e91f64a45b2cb56c37e495b","title":"Cardinality Considerations","order":3},{"id":"seed_ec35a7ac3201d70b2ad1faafe8b73cc5","title":"Aggregation and Queries","order":4}]},{"id":"seed_fdb015070cd413b9ee5ab05d375ba0f8","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 27: Monitoring Observability","sectionOrder":27,"title":"Distributed Tracing","order":3,"contentType":"LEARNING","contentSlug":"distributed-tracing","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_dacecdd8d044293e30fb5aa93f8580f8","title":"Why Tracing Matters","order":0},{"id":"seed_19f363851ca4f39165fa43fd595674f8","title":"Trace and Span Concepts","order":1},{"id":"seed_12c2562f687fb5ae3e6cb9d7b65d1e7b","title":"Context Propagation","order":2},{"id":"seed_10e43c4a81ccf0fa0a622e78cd8523f1","title":"Jaeger and Zipkin","order":3},{"id":"seed_a0998ac497012feeb493e0847b96aa99","title":"Sampling Strategies","order":4}]},{"id":"seed_5511ad58c7a6036af80960315bcc516e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 27: Monitoring Observability","sectionOrder":27,"title":"Logging At Scale","order":4,"contentType":"LEARNING","contentSlug":"logging-at-scale","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_c90c24a78b00b476f3f5e6547004f307","title":"Structured Logging","order":0},{"id":"seed_b3528c76292099e10922bc593f7e2317","title":"Log Levels and When to Use","order":1},{"id":"seed_c1c42adee5d964431128ecb1a249b163","title":"Log Aggregation (ELK, OpenSearch)","order":2},{"id":"seed_a281ba0c063e86763505177b3803ab5e","title":"Log Retention and Cost","order":3},{"id":"seed_4706b6c901f3cdddebb02850bc753605","title":"Correlation IDs","order":4}]},{"id":"seed_ec855f93c19b4317c24380204eb42ecf","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 27: Monitoring Observability","sectionOrder":27,"title":"Alerting Design","order":5,"contentType":"LEARNING","contentSlug":"alerting-design","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_81bb8a24c8cae7e561f4e5656f7441af","title":"What to Alert On","order":0},{"id":"seed_b67e932cf3444dabdf5231f09bc94792","title":"Alert Thresholds","order":1},{"id":"seed_444fcbeffc876f3ac3335bfbc00b5426","title":"Reducing Alert Fatigue","order":2},{"id":"seed_a40fdd5cc2fb535b7902ffe530dab8a8","title":"Escalation Policies","order":3},{"id":"seed_6cefdcac85957e0b2b366abc663a6832","title":"Runbook Integration","order":4}]},{"id":"seed_3eeaa325544a357cea637fb3e5781ff6","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 27: Monitoring Observability","sectionOrder":27,"title":"Dashboards And Visualization","order":6,"contentType":"LEARNING","contentSlug":"dashboards-and-visualization","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_0dc3b68ceb6a28bebc11861a535be8b7","title":"Dashboard Design Principles","order":0},{"id":"seed_67c43988375c882f12a5cb023477c316","title":"Key Metrics to Display","order":1},{"id":"seed_b97c2ed3bc619ef930f3c7ee2e048183","title":"Service-Level Dashboards","order":2},{"id":"seed_6c0330e9f58c1f9b0445bd20c749c3c2","title":"Executive Dashboards","order":3},{"id":"seed_4757b9b1433b4620d06c16fab6f115b9","title":"Tools and Best Practices","order":4}]},{"id":"seed_597d820d0f5fb5947c636c1487b1cf13","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 28: Slos Slis Incident Management","sectionOrder":28,"title":"Slis Slos And Slas","order":1,"contentType":"LEARNING","contentSlug":"slis-slos-and-slas","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_746779c838b20fa0ac7978eef8b90896","title":"SLI: Service Level Indicator","order":0},{"id":"seed_13eb5c1354b0e004584a13c8f9b151fb","title":"SLO: Service Level Objective","order":1},{"id":"seed_cd52b294fb3daf611f9b9e6f706e62b5","title":"SLA: Service Level Agreement","order":2},{"id":"seed_1a2c0243eaabff0bc06dd2f63fa3add3","title":"How SLIs, SLOs, and SLAs Relate","order":3},{"id":"seed_bf4abea3ac0aee90139de6ab78fccbda","title":"Business Alignment","order":4}]},{"id":"seed_c62c7281cd1deae1fe9d458b9a172ba6","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 28: Slos Slis Incident Management","sectionOrder":28,"title":"Choosing Slis","order":2,"contentType":"LEARNING","contentSlug":"choosing-slis","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_7df1ccd125d44f718ca1395abd64e822","title":"User-Centric SLIs","order":0},{"id":"seed_15ce5b3851c270985aa28f898f4a5c69","title":"Availability SLIs","order":1},{"id":"seed_684bd00fb6dc833183236a1e5c6d1698","title":"Latency SLIs","order":2},{"id":"seed_70901d7d00f02f1fe07b6a9353f28de9","title":"Error Rate SLIs","order":3},{"id":"seed_f96686f651413891f2c461d270b8d33d","title":"Measuring SLIs Accurately","order":4}]},{"id":"seed_345d072e45e490a6885d61e0a2c8d2ef","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 28: Slos Slis Incident Management","sectionOrder":28,"title":"Setting Slos","order":3,"contentType":"LEARNING","contentSlug":"setting-slos","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_c88489ab4117a0e92d95d267ec8c413a","title":"SLO Target Selection","order":0},{"id":"seed_3def2e00d21cfb47062d1f6557293fbf","title":"Error Budgets","order":1},{"id":"seed_755b22cc963d72dd4c46285a170aae87","title":"Burn Rate Alerting","order":2},{"id":"seed_8960dc4ce49554eb6d2f821ec9a9f1fd","title":"SLO-Based Alerting","order":3},{"id":"seed_779fd6e5bee86db1f505e8906b7107f5","title":"Reviewing and Adjusting SLOs","order":4}]},{"id":"seed_a774fc0ac43c6bedd6d7eba89379995a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 28: Slos Slis Incident Management","sectionOrder":28,"title":"Error Budgets","order":4,"contentType":"LEARNING","contentSlug":"error-budgets","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_4f1ded3fb626151301884afc7bd152cd","title":"What is an Error Budget","order":0},{"id":"seed_4100ea80b8125e2059b383e328393791","title":"Error Budget Policies","order":1},{"id":"seed_f53c76842486e4953dddf8a801852c0f","title":"Using Error Budgets for Decisions","order":2},{"id":"seed_b36e1ad2e9b7fb5d0768929130fd2250","title":"Balancing Velocity and Reliability","order":3},{"id":"seed_614465e14bc51c2103d11b4c0f6907cf","title":"Error Budget Exhaustion","order":4}]},{"id":"seed_0abface881e675b212aea27d62fdb42f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 28: Slos Slis Incident Management","sectionOrder":28,"title":"Incident Management","order":5,"contentType":"LEARNING","contentSlug":"incident-management","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_5f22439d11cb705979606acd43e409e0","title":"Incident Detection","order":0},{"id":"seed_27a0b05cf2302719ac75fd06dedd0d3e","title":"Incident Response Process","order":1},{"id":"seed_dc7b147bb3518e293ec47758335b02d5","title":"On-Call Practices","order":2},{"id":"seed_85e58756bff3eab3f40c9ff5dde70d09","title":"Communication During Incidents","order":3},{"id":"seed_88050a0bdd9c4b9689ce1a220c01dbda","title":"Incident Severity Levels","order":4}]},{"id":"seed_11a1b1056f2494cbe5562ae0027c0d79","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 28: Slos Slis Incident Management","sectionOrder":28,"title":"Post Mortems","order":6,"contentType":"LEARNING","contentSlug":"post-mortems","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_d993ac57c2194a4d71376b79ca023aeb","title":"Blameless Post-Mortems","order":0},{"id":"seed_53415b042ca4dc61507a744a0a124a1d","title":"Root Cause Analysis","order":1},{"id":"seed_ab8e8d3d28b8dd530ea4f769829b4c0e","title":"Action Items and Follow-up","order":2},{"id":"seed_3a5300d1beb4cbc47274d37594880475","title":"Learning from Failures","order":3},{"id":"seed_7f3b323ee7ceca80fcfc5e5c259eb0b1","title":"Post-Mortem Culture","order":4}]},{"id":"seed_8be0045a4ae423e002b22709888b0a4d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 29: Chaos Engineering","sectionOrder":29,"title":"What Is Chaos Engineering","order":1,"contentType":"LEARNING","contentSlug":"what-is-chaos-engineering","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_41edec501f5387e1220fe6cb4eba1071","title":"Definition and Principles","order":0},{"id":"seed_2498a41bae945fcb88167ffca22da5ef","title":"Chaos vs Testing","order":1},{"id":"seed_83a4f61418b5897912ee92599ff41f3f","title":"Netflix's Origins","order":2},{"id":"seed_ed4d1b391a5585516794606cf6d34a48","title":"Benefits of Chaos Engineering","order":3}]},{"id":"seed_26aa1f7a200a0daebf6734582fc1799b","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 29: Chaos Engineering","sectionOrder":29,"title":"Principles Of Chaos","order":2,"contentType":"LEARNING","contentSlug":"principles-of-chaos","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_fdcf85c47d8c939d7e14b36bbabd0689","title":"Hypothesize About Steady State","order":0},{"id":"seed_a0306025def3071d894a551badda993c","title":"Vary Real-World Events","order":1},{"id":"seed_6a8dc4e63b9e0f3fae6ea890d81849bb","title":"Run Experiments in Production","order":2},{"id":"seed_12ea171fad25467750d0196e976d9174","title":"Automate Experiments","order":3},{"id":"seed_9871d29325ddb339821d4cc328e77534","title":"Minimize Blast Radius","order":4}]},{"id":"seed_5e81ad799939b31cdbe2f9c06c550a4b","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 29: Chaos Engineering","sectionOrder":29,"title":"Failure Injection","order":3,"contentType":"LEARNING","contentSlug":"failure-injection","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_497f12d616bf379f52e971da8ab77991","title":"Types of Failures to Inject","order":0},{"id":"seed_b8fa6d7179918cb4c9828100050a7943","title":"Network Failures","order":1},{"id":"seed_218c9278aa4fa4135cba8803e2a686ce","title":"Service Failures","order":2},{"id":"seed_822ae0f92a8fd41c8ee220cda7677b2b","title":"Resource Exhaustion","order":3},{"id":"seed_b3c2e865448f96b4ac9c97f3b34f665f","title":"Clock Skew","order":4}]},{"id":"seed_ef91a5e65977226502b40efdea830a6b","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 29: Chaos Engineering","sectionOrder":29,"title":"Gamedays","order":4,"contentType":"LEARNING","contentSlug":"gamedays","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_4bda295249c0a38badc36bfd92e70f71","title":"What is a GameDay","order":0},{"id":"seed_d2142f97ea1864b22ac5a7931ad7448a","title":"Planning a GameDay","order":1},{"id":"seed_36252de86f0f13fcc6c4346b02aeb26e","title":"Running a GameDay","order":2},{"id":"seed_1a64592c40999cc19f465ceeac205a45","title":"Learning from GameDays","order":3},{"id":"seed_12e8a85946eaf119b8e867bd64b1ba09","title":"GameDay Frequency","order":4}]},{"id":"seed_dac9d1f1d35c17c711fffb6f4f1165ae","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 29: Chaos Engineering","sectionOrder":29,"title":"Chaos Tools","order":5,"contentType":"LEARNING","contentSlug":"chaos-tools","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_8cf360592435d1b2de8b1d0000bbf58a","title":"Chaos Monkey: The Pioneer That Changed Everything","order":0},{"id":"seed_441331aacd6d9019fef5703741b5be22","title":"Gremlin: Enterprise Chaos Engineering Platform","order":1},{"id":"seed_94323c960f0390e76165a6ad94c79b96","title":"LitmusChaos: Kubernetes-Native Chaos Engineering","order":2},{"id":"seed_52e5b04c9d54d39e55f843f1d6c05d52","title":"Chaos Mesh: Fine-Grained Kubernetes Chaos","order":3},{"id":"seed_216f672fd9049c55b57073613aa3cf54","title":"AWS Fault Injection Simulator: Cloud-Native Chaos","order":4}]},{"id":"seed_b7d113082890fd48f80e52b429bcdd40","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 29: Chaos Engineering","sectionOrder":29,"title":"Building Chaos Culture","order":6,"contentType":"LEARNING","contentSlug":"building-chaos-culture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_141023cd5a35490bdd208ff9936e0f1e","title":"Starting Small","order":0},{"id":"seed_9477e7fdbd1635fe7ff549a9aa536bc6","title":"Executive Buy-in","order":1},{"id":"seed_4a2860cdac08d9282566e7135bef0369","title":"Gradual Expansion","order":2},{"id":"seed_65790fe6bd6d4c5bad7663f4d19abded","title":"Measuring Chaos Program Success","order":3},{"id":"seed_321e62f853d0e8b1d13f23b8b793b831","title":"Continuous Improvement","order":4}]},{"id":"seed_cbcde4f0fd893915387029efd6f32a93","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 30: Security Fundamentals","sectionOrder":30,"title":"Security In System Design","order":1,"contentType":"LEARNING","contentSlug":"security-in-system-design","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_192b21a6189ef8b2c23e4ad2365a97b8","title":"Security as a Requirement","order":0},{"id":"seed_f1e03ba694c3406763650e9748ffe7cb","title":"Defense in Depth","order":1},{"id":"seed_5b0a52982e43337b7a83e8b056479258","title":"Threat Modeling","order":2},{"id":"seed_eaeda179830d2de1450e5b41cc60c996","title":"Security vs Usability","order":3}]},{"id":"seed_2ac29f36c93940ad8a20e8d3d756720a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 30: Security Fundamentals","sectionOrder":30,"title":"Authentication Patterns","order":2,"contentType":"LEARNING","contentSlug":"authentication-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.183Z","pages":[{"id":"seed_44e545bcec5fa737e85aead2bb10f5a9","title":"What is Authentication","order":0},{"id":"seed_93426b91aa9517f14ebddf8c6f834aed","title":"Password-Based Authentication","order":1},{"id":"seed_97f82cb3a7bad5dff523b9851d21a184","title":"Multi-Factor Authentication","order":2},{"id":"seed_70b2eaf55a20dc2e15d78eef616cff54","title":"SSO and Federation","order":3},{"id":"seed_b33e33cf2c42689764777a4397de0050","title":"Passwordless Authentication","order":4}]},{"id":"seed_fb9178b951572a3ab6a8e2b543e00206","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 30: Security Fundamentals","sectionOrder":30,"title":"Authorization Patterns","order":3,"contentType":"LEARNING","contentSlug":"authorization-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_388add34f71db1a9e4ed170968977224","title":"What is Authorization","order":0},{"id":"seed_4924cdb119bc93378ef27fd2ae3698e0","title":"Role-Based Access Control (RBAC)","order":1},{"id":"seed_d8c2d32d0ea8708f0781d909fadfba1c","title":"Attribute-Based Access Control (ABAC)","order":2},{"id":"seed_0e076a8363183bd3574bb463191c3340","title":"Policy-Based Authorization","order":3},{"id":"seed_0e93320af6fc594ab94e279623090bbc","title":"Permission Inheritance","order":4}]},{"id":"seed_1d3fce24dd38d3efab278e0c893b2920","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 30: Security Fundamentals","sectionOrder":30,"title":"Oauth2 And Openid Connect","order":4,"contentType":"LEARNING","contentSlug":"oauth2-and-openid-connect","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_c008d7d4e5908a6c80728d6c76353f13","title":"OAuth2 Flows","order":0},{"id":"seed_44abfece3ae09127ebe8dfc8bbc6c77e","title":"Access Tokens and Refresh Tokens","order":1},{"id":"seed_620620147ccb2ccebbf2a480916f64d2","title":"OpenID Connect for Identity","order":2},{"id":"seed_62fe1a077565da02c5fa5d0035fb9d9c","title":"Token Validation","order":3},{"id":"seed_46234d64fd05b16f8185940e9bfd7929","title":"Common Implementations","order":4}]},{"id":"seed_09ad889a847899d3fb8386ce8cbd9148","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 30: Security Fundamentals","sectionOrder":30,"title":"Jwt Tokens","order":5,"contentType":"LEARNING","contentSlug":"jwt-tokens","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_b4def14b2814a19f17dc9a669048f267","title":"JWT Structure","order":0},{"id":"seed_96aac0fe61ec71744cf5c9e5fcca0460","title":"Claims and Validation","order":1},{"id":"seed_7528befee5b2e1e702a4cc0a52c331b6","title":"Token Expiration","order":2},{"id":"seed_b33a7c94a0dcffcfad8cd86226791435","title":"Refresh Token Rotation","order":3},{"id":"seed_4b9925857335122b0a5f74bc9f76d43a","title":"JWT Security Considerations","order":4}]},{"id":"seed_73fd0f5a7cd49b5f7c68bbbb1da85071","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 30: Security Fundamentals","sectionOrder":30,"title":"Api Security","order":6,"contentType":"LEARNING","contentSlug":"api-security","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_57fb09f14dd709e2fa93ac5e01361cb6","title":"API Key Management","order":0},{"id":"seed_5ae0d4d4980819edde198cfb3d6b7ea6","title":"HMAC Authentication","order":1},{"id":"seed_b211ad37248ec95b6f93645f6c4de87f","title":"Request Signing","order":2},{"id":"seed_3e2a2afe3c52a622fd2f0e8bf4fccd54","title":"Rate Limiting for Security","order":3},{"id":"seed_077e75c80259dd9a1cc7ac99cf1452db","title":"Input Validation","order":4}]},{"id":"seed_efb503cf2244e3bf4e6fd69b439ea640","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 31: Security At Scale","sectionOrder":31,"title":"Zero Trust Architecture","order":1,"contentType":"LEARNING","contentSlug":"zero-trust-architecture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_5c08a1afdc96d10788c3d6d102d9fcb8","title":"Never Trust, Always Verify","order":0},{"id":"seed_51dbaf41ebc342564ba56094c9963341","title":"Zero Trust Principles","order":1},{"id":"seed_002223c4c3234f36218506734a8b2b38","title":"Micro-Segmentation","order":2},{"id":"seed_957fdfb48bebe2c0594108635fe87219","title":"Identity-Based Access","order":3},{"id":"seed_0fad8573df75711494259e4cf312e7b2","title":"Zero Trust Implementation","order":4}]},{"id":"seed_93fcb11621f237975541f3761cd1bef8","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 31: Security At Scale","sectionOrder":31,"title":"Tls And Encryption In Transit","order":2,"contentType":"LEARNING","contentSlug":"tls-and-encryption-in-transit","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_0c7f53db531895586e3dea7b76150a0a","title":"TLS Fundamentals","order":0},{"id":"seed_258d9154d11c1ba3eab6b63ee4142ac8","title":"TLS Termination Points","order":1},{"id":"seed_489f6bcb00e201e55bcd99142d74ecab","title":"End-to-End Encryption","order":2},{"id":"seed_36653dad2f44b990a2310d6bbd945998","title":"Certificate Management","order":3},{"id":"seed_159f4f7c177c7448c49eab085437e4bd","title":"mTLS for Services","order":4}]},{"id":"seed_f2e26df1bbb76c4ecaad436033ecd722","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 31: Security At Scale","sectionOrder":31,"title":"Encryption At Rest","order":3,"contentType":"LEARNING","contentSlug":"encryption-at-rest","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_41a94405d4b858ed504c3c54d94ecd0b","title":"Why Encrypt at Rest","order":0},{"id":"seed_7a92a9788f485dc9c1f65004521ece9a","title":"Database Encryption","order":1},{"id":"seed_92f62f5c1770cf049082c9de340ca8f4","title":"File System Encryption","order":2},{"id":"seed_f4d67853d5795e982f85dcc5bb5999c8","title":"Key Management","order":3},{"id":"seed_024fbfa0f2bec20103f37e922aafcc3c","title":"Performance Considerations","order":4}]},{"id":"seed_d404760c41fa2474e2b855923aa08e0c","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 31: Security At Scale","sectionOrder":31,"title":"Rate Limiting And Throttling","order":4,"contentType":"LEARNING","contentSlug":"rate-limiting-and-throttling","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_4160fecf72aa8481b931257581616cbe","title":"Protection Against Abuse","order":0},{"id":"seed_c37080264b95cf7146cf5696e931f475","title":"Rate Limiting Algorithms","order":1},{"id":"seed_69d17212fa7eb2bd9514e7928a3c31f8","title":"Distributed Rate Limiting","order":2},{"id":"seed_ecc69a81c9ff96a77f70991b1f5d0f9f","title":"Client Identification","order":3},{"id":"seed_82cd7aa5db300590baf6c48e6d0749d0","title":"Response Handling","order":4}]},{"id":"seed_b8d08bdbb61e95a2c334beed48572b74","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 31: Security At Scale","sectionOrder":31,"title":"Ddos Protection","order":5,"contentType":"LEARNING","contentSlug":"ddos-protection","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_d126f5fe0a379f44649450449801630d","title":"Types of DDoS Attacks","order":0},{"id":"seed_f3fc9985ca898d20f6b1ca2f142c2717","title":"Layer 3/4 Protection","order":1},{"id":"seed_47b7baa4dcd2f50a4e9fbe94d5edbe2c","title":"Layer 7 Protection","order":2},{"id":"seed_24064d21913dcc478e62598432690e7e","title":"WAF Implementation","order":3},{"id":"seed_3608cd2f519c12b7630e980361de2cc3","title":"CDN for DDoS Mitigation","order":4}]},{"id":"seed_f0f4f62732e0e10947db3018f713330f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 31: Security At Scale","sectionOrder":31,"title":"Security Monitoring","order":6,"contentType":"LEARNING","contentSlug":"security-monitoring","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_1bc4ce9154981835435bef895aeac867","title":"Security Event Logging","order":0},{"id":"seed_6e867898d1010ac75fd9bc84214c85b8","title":"Intrusion Detection","order":1},{"id":"seed_b54d04b875430189486073544d6f771a","title":"Anomaly Detection","order":2},{"id":"seed_c04b3d2d7e95e3fec6fe99d850df3325","title":"Security Incident Response","order":3},{"id":"seed_e320b11a309757ba84e89fe5884a73fc","title":"Compliance Auditing","order":4}]},{"id":"seed_11186b97983c54b96fcb811f040300f6","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 32: Secrets Compliance","sectionOrder":32,"title":"Secrets Management","order":1,"contentType":"LEARNING","contentSlug":"hld-secrets-management","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_4a20ade25daff1dfaa31f8dc6d90e16d","title":"What Are Secrets","order":0},{"id":"seed_b8970dce4c65e376004781e4f1948875","title":"Secrets vs Configuration","order":1},{"id":"seed_f161708093d8db6b32dfb72d05c035a9","title":"Secrets Lifecycle","order":2},{"id":"seed_1fa2efcb0b2fde7545b88c12a27f7105","title":"Common Mistakes in Secrets Management","order":3}]},{"id":"seed_0993c158148326a905a879c12dd0e9db","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 32: Secrets Compliance","sectionOrder":32,"title":"Secrets Management Tools","order":2,"contentType":"LEARNING","contentSlug":"secrets-management-tools","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_93abd81018f12d79f95d9976c37c38fe","title":"HashiCorp Vault","order":0},{"id":"seed_d7aa798ae5885755cfdc6d97dcbe1f55","title":"AWS Secrets Manager","order":1},{"id":"seed_f54212649cc3d058b91bcc35eb40f7b1","title":"Azure Key Vault","order":2},{"id":"seed_d72126df010109225b9c1c20fb3caf48","title":"Kubernetes Secrets","order":3},{"id":"seed_6c876c63e076cc37a6d655974adf347a","title":"Choosing a Solution","order":4}]},{"id":"seed_0b4374915432eee5c40f3621e62f4435","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 32: Secrets Compliance","sectionOrder":32,"title":"Key Management","order":3,"contentType":"LEARNING","contentSlug":"key-management","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_b563b707731f1780ce1f2d1bd4ac5e63","title":"Encryption Key Lifecycle","order":0},{"id":"seed_c097dcb1b9684a6c62ca266bbe96ed0c","title":"Key Rotation","order":1},{"id":"seed_646dca95db86d920b50df8d9bf412144","title":"KMS Services (AWS KMS, GCP KMS)","order":2},{"id":"seed_0f035cb0ef2e8e483975e3efb061a301","title":"Hardware Security Modules","order":3},{"id":"seed_950611c97b19dec04d6efba25c24b638","title":"Key Hierarchy","order":4}]},{"id":"seed_6d61c655d452e63836c90b3efab65e02","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 32: Secrets Compliance","sectionOrder":32,"title":"Data Protection","order":4,"contentType":"LEARNING","contentSlug":"data-protection","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_81fa02387fb763c8e9c66d66247b083c","title":"Data Classification","order":0},{"id":"seed_c54470de5791f4808f5a3b03f878061e","title":"PII Handling","order":1},{"id":"seed_c78a1746e0513336fc052da615cb8835","title":"Data Masking and Tokenization","order":2},{"id":"seed_eb5a55fb97059926a7feea93bcf1b6db","title":"Data Retention Policies","order":3},{"id":"seed_9368d57f1961d60b985e629d090b8ade","title":"Secure Data Deletion","order":4}]},{"id":"seed_d88e4338d5cb325d0bcd292ee4660487","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 32: Secrets Compliance","sectionOrder":32,"title":"Compliance Frameworks","order":5,"contentType":"LEARNING","contentSlug":"compliance-frameworks","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_2656a39e7d8e22e6e863bb999e8137ff","title":"GDPR Requirements","order":0},{"id":"seed_febb1be4f6f2bc8b1ba8824f6bf41a74","title":"HIPAA Requirements","order":1},{"id":"seed_8cb7be665cb0dcc59da4098012d3f329","title":"SOC 2 Compliance","order":2},{"id":"seed_dce76d15a51c0a4d2c65e3803d03dd52","title":"PCI DSS for Payments","order":3},{"id":"seed_c8a6ca5f8f86a5a429bc2b3f0199a95d","title":"Compliance Automation","order":4}]},{"id":"seed_f273b9705d934a2e0bb9966e4d42b0f4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 32: Secrets Compliance","sectionOrder":32,"title":"Audit Logging Compliance","order":6,"contentType":"LEARNING","contentSlug":"audit-logging-compliance","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_b9f1a24df48144d2ed51db585e54d881","title":"Audit Trail Requirements","order":0},{"id":"seed_a251be938c72ffa0ec42b059bd9bbad5","title":"Immutable Logging","order":1},{"id":"seed_562e2c9be30860c9dc117c4d6698c11e","title":"Log Retention for Compliance","order":2},{"id":"seed_e1f89454569dd11faa4787acab1a54f7","title":"Access Logging","order":3},{"id":"seed_0392da709d2de9b521c834cfc8f3e1d2","title":"Compliance Reporting","order":4}]},{"id":"seed_e930b548536d3ac9111d7a66f79dee1e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 33: Monolith To Microservices","sectionOrder":33,"title":"Monolith Architecture","order":1,"contentType":"LEARNING","contentSlug":"monolith-architecture","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_2ef2ac21d77a3e862bf2cd05d35a5600","title":"What is a Monolith","order":0},{"id":"seed_c9b27a5efd6a87c70758255127353706","title":"Monolith Benefits","order":1},{"id":"seed_f18e62481505d9dd2c5afb034810714e","title":"Monolith Challenges at Scale","order":2},{"id":"seed_7fc9e73fb5071cd72c4fb90a8290cd49","title":"When Monolith is Right","order":3}]},{"id":"seed_ef0d9a48a0340fc131a9478db5ad8bc2","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 33: Monolith To Microservices","sectionOrder":33,"title":"Microservices Overview","order":2,"contentType":"LEARNING","contentSlug":"microservices-overview","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_3480781cc9f8cf236ece602e492a7d00","title":"What Are Microservices","order":0},{"id":"seed_54501d25150c9c1300afd8d4d8624e3b","title":"Microservices Benefits","order":1},{"id":"seed_f1fa6aef9bc3507dddf18a9b8c8054c4","title":"Microservices Challenges","order":2},{"id":"seed_2f0a057df147169aa67d5da396ba6f3c","title":"When Microservices Make Sense","order":3}]},{"id":"seed_46f4bc0f4a1f4198f6f5c6afca9c09e4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 33: Monolith To Microservices","sectionOrder":33,"title":"Modular Monolith","order":3,"contentType":"LEARNING","contentSlug":"modular-monolith","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_2797bed3583c5ff742c972e7c492e749","title":"The Middle Ground","order":0},{"id":"seed_007be4f6c1a882bc0ded18a2ee2b6d76","title":"Module Boundaries","order":1},{"id":"seed_3847bb24c7c0e8d29add704bf014d1b6","title":"Preparing for Extraction","order":2},{"id":"seed_37097891cf7f240cd43c1e15fe1122af","title":"Benefits of Modular Monolith","order":3}]},{"id":"seed_4fbc6d4c101d17c26b2a882e538eb1d7","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 33: Monolith To Microservices","sectionOrder":33,"title":"Strangler Fig Pattern","order":4,"contentType":"LEARNING","contentSlug":"strangler-fig-pattern","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.184Z","pages":[{"id":"seed_47edfb9f74ed4a451f0a63f7df300df5","title":"Gradual Migration Strategy","order":0},{"id":"seed_46db8900c204a8817401008a7cf5dcef","title":"Façade for Routing","order":1},{"id":"seed_cefc7a6142f777e107227e99f4bdc984","title":"Extracting Functionality","order":2},{"id":"seed_644bffcf0f4177e55fc9a3b3c0daf53e","title":"Cutover Strategies","order":3},{"id":"seed_2dbce8670345cc5d804525cc61dc0383","title":"Risk Mitigation","order":4}]},{"id":"seed_978aa1d134c62281f545b396f2c557cf","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 33: Monolith To Microservices","sectionOrder":33,"title":"Database Decomposition","order":5,"contentType":"LEARNING","contentSlug":"database-decomposition","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_761cd4272060603b1431e4d71cfc2659","title":"Shared Database Challenges","order":0},{"id":"seed_ad69a7073e90c62c0b10e2f6771f1bb1","title":"Database per Service","order":1},{"id":"seed_2a5013d3e66d2ff3e2e333cb122839b9","title":"Data Migration Strategies","order":2},{"id":"seed_2a1a056466f8de19b9a3397085226018","title":"Handling Joins Across Services","order":3},{"id":"seed_f6d1ba7c5ccfd84a6e78ea6637b0ef80","title":"Eventual Consistency","order":4}]},{"id":"seed_b3eaaf2cc5c89d0109e7fdc620e3df4e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 33: Monolith To Microservices","sectionOrder":33,"title":"Migration Planning","order":6,"contentType":"LEARNING","contentSlug":"migration-planning","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_9b9319719518867ecb1ccbc81b0361a8","title":"Assessment and Prioritization","order":0},{"id":"seed_b7fb1805b13d4dd6ba36e810c04efea6","title":"Team Structure Considerations","order":1},{"id":"seed_d269e22437f3c23fd50d6861d95380c1","title":"Tooling and Infrastructure","order":2},{"id":"seed_86bd188e13b6f6c876d022ba2e82ca1d","title":"Timeline and Milestones","order":3},{"id":"seed_398358b3ff53df06b7095462de15f5b8","title":"Measuring Success","order":4}]},{"id":"seed_3bb9077efdaa245c264c5d5ae459251f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 34: Microservices Architecture","sectionOrder":34,"title":"Service Boundaries","order":1,"contentType":"LEARNING","contentSlug":"service-boundaries","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_1cd458ce71f009ecaf98880045b1b6e9","title":"Defining Service Boundaries","order":0},{"id":"seed_30f3745223236de65ad15cd1b077d784","title":"Domain-Driven Design for Boundaries","order":1},{"id":"seed_5e39e5af2bcd19534297b51292d2b10b","title":"Bounded Contexts","order":2},{"id":"seed_88873fdfd3ae1a5e67616031ed41d766","title":"Service Granularity","order":3},{"id":"seed_20d1eeddc56717765302cf61c84aba16","title":"Avoiding Distributed Monolith","order":4}]},{"id":"seed_d67625b1026479f94014c98e0aa2aa7c","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 34: Microservices Architecture","sectionOrder":34,"title":"Inter Service Communication","order":2,"contentType":"LEARNING","contentSlug":"inter-service-communication","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_f4a2b1060dacf321f281d36a64e5bff9","title":"Sync vs Async Communication","order":0},{"id":"seed_d7c8748d12c4470cb952c6e242ef025e","title":"API Contracts","order":1},{"id":"seed_fab6afd22117c6eaecafad05f4c5e127","title":"Protocol Selection","order":2},{"id":"seed_8e884de6445a5e22ee1ad0b7d3a3843f","title":"Error Handling Across Services","order":3},{"id":"seed_30a4b07fa0c226979573aee63f1e938d","title":"Service Versioning","order":4}]},{"id":"seed_3d398c52389a1c9bc8ae2c748f0ec55c","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 34: Microservices Architecture","sectionOrder":34,"title":"Data Ownership","order":3,"contentType":"LEARNING","contentSlug":"data-ownership","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_aa93fb87ecd184c39628f45697b70b0a","title":"Single Source of Truth","order":0},{"id":"seed_135884e95ef4ccd273cb8515094ca148","title":"Data Duplication Trade-offs","order":1},{"id":"seed_b71817f20ab9a9a6f02f0b98d6d90fe2","title":"Event-Driven Data Sync","order":2},{"id":"seed_2b4dfd0225757dda1756f87e7fa654b6","title":"Query Across Services","order":3},{"id":"seed_1df8b6eed80987c62f9271c49bf26134","title":"Data Consistency Patterns","order":4}]},{"id":"seed_00496eb06e8d4fc1fdfdfefcbf888b77","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 34: Microservices Architecture","sectionOrder":34,"title":"Service Mesh","order":4,"contentType":"LEARNING","contentSlug":"service-mesh","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_d68b684d9f8a13fac8b1639891aa6451","title":"What is a Service Mesh","order":0},{"id":"seed_f004e31c20f025698fa1371617e5d559","title":"Istio, Linkerd, Consul Connect","order":1},{"id":"seed_f95a66db2efbf7bff7510b0a6fc71729","title":"Sidecar Proxy Pattern","order":2},{"id":"seed_396774cc7fd652a050e5c04defa520b0","title":"Traffic Management","order":3},{"id":"seed_da70ed845d41c3f3417d6cd0c5b24f37","title":"Observability through Mesh","order":4}]},{"id":"seed_7cbfbac633a37b41f226ef89d7bbf4b7","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 34: Microservices Architecture","sectionOrder":34,"title":"Api Gateway In Microservices","order":5,"contentType":"LEARNING","contentSlug":"api-gateway-in-microservices","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_c0e4ebea85f05da9a4889f6d4d131712","title":"Gateway Responsibilities","order":0},{"id":"seed_7890841a381506bc0112f550b9108eb7","title":"Request Routing","order":1},{"id":"seed_0b423fb14686e4179df44b4e1e442ea2","title":"Authentication Aggregation","order":2},{"id":"seed_314427d045905e27b6444d92cafa1cbb","title":"Rate Limiting","order":3},{"id":"seed_e8a4dd38c89f8b0daad6d4de0d151905","title":"Service Composition","order":4}]},{"id":"seed_0758a56afdbcdf93e61fcb54f5518e06","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 34: Microservices Architecture","sectionOrder":34,"title":"Testing Microservices","order":6,"contentType":"LEARNING","contentSlug":"testing-microservices","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_1d8ae8192dbd3268f8ebdced27ed270f","title":"Unit Testing Services","order":0},{"id":"seed_957bb57210445113e4391908dca47205","title":"Integration Testing","order":1},{"id":"seed_aafef82ef2b9f7bfc6e5396e6c859b99","title":"Contract Testing","order":2},{"id":"seed_3aadf3d21e7aa41721a5ae61046dc50b","title":"End-to-End Testing","order":3},{"id":"seed_3e0ac8fb0af6db1848012913fc4c8011","title":"Test Environments","order":4}]},{"id":"seed_555ec4cdf5d81856fd8fcf8e11f01707","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 35: Event Driven Architecture","sectionOrder":35,"title":"Event Driven Fundamentals","order":1,"contentType":"LEARNING","contentSlug":"event-driven-fundamentals","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_be9731ca630aa2f9b07b9971914e353e","title":"What is Event-Driven Architecture","order":0},{"id":"seed_88b622eb9d8c88df5c0b531c4d2513cc","title":"Events vs Commands","order":1},{"id":"seed_dc177f237818cd5d4be1744da1575c2b","title":"Producers and Consumers","order":2},{"id":"seed_67bdc4483abe76584a2a46261cc7820d","title":"Event Schemas","order":3}]},{"id":"seed_a618f090c49e11f6a17173fc340b49ce","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 35: Event Driven Architecture","sectionOrder":35,"title":"Event Sourcing","order":2,"contentType":"LEARNING","contentSlug":"hld-event-driven-architecture-event-sourcing","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[]},{"id":"seed_80c3162ab7f5b6ffe2cbcc0b8b616fbc","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 35: Event Driven Architecture","sectionOrder":35,"title":"Cqrs At Scale","order":3,"contentType":"LEARNING","contentSlug":"cqrs-at-scale","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_f617dc38d6bf716d5cc69413e7576288","title":"Command and Query Separation","order":0},{"id":"seed_db34736f47da33cb4638e9aa6de8bb3f","title":"Read Model Optimization","order":1},{"id":"seed_533e4ecb26c5200723b1c144495f4b84","title":"Eventual Consistency","order":2},{"id":"seed_60f26853583fafc029890d60b1c6e1d6","title":"Synchronization Strategies","order":3},{"id":"seed_c7cbd8b4ad53c9ba01c28ec4b54c62d7","title":"When CQRS Helps","order":4}]},{"id":"seed_c092975d500f880f0cd29c04067db711","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 35: Event Driven Architecture","sectionOrder":35,"title":"Choreography Vs Orchestration","order":4,"contentType":"LEARNING","contentSlug":"choreography-vs-orchestration","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_a83c99c64052a79c865be077f0f18e6a","title":"Choreography — Decentralized Coordination","order":0},{"id":"seed_eecedeb45c794d6429ad9a8832c8aaba","title":"Orchestration — Centralized Control","order":1},{"id":"seed_b0e05efee9d90b3d1a80b99d25fabafd","title":"Saga Patterns — Distributed Transaction Management","order":2},{"id":"seed_6c00e09607932590d2bff3130957e2b8","title":"Trade-offs and When to Use Each","order":3},{"id":"seed_318a23175954efe36988a3931d9856cd","title":"Hybrid Approaches — Blending Choreography and Orchestration","order":4}]},{"id":"seed_2d801f3c9a6b5f6cb7fd15760c5e6b2a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 35: Event Driven Architecture","sectionOrder":35,"title":"Event Schema Evolution","order":5,"contentType":"LEARNING","contentSlug":"event-schema-evolution","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_b520539b03a6ccbbc888bd94a674e8a9","title":"Schema Versioning","order":0},{"id":"seed_72cba03761843e542410b86199831b28","title":"Backward Compatibility","order":1},{"id":"seed_4abcba098d9b0a121647b41e80c7f2d0","title":"Forward Compatibility","order":2},{"id":"seed_1324a72379485d4b559dde979cf2f14d","title":"Schema Registry","order":3},{"id":"seed_b18176255ac761bfd68c4b57b9f3c48d","title":"Migration Strategies","order":4}]},{"id":"seed_203ff04b61089e49a2fde9c69f2416c3","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 35: Event Driven Architecture","sectionOrder":35,"title":"Event Driven Pitfalls","order":6,"contentType":"LEARNING","contentSlug":"event-driven-pitfalls","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_8832ec9b494b9b269f1a2a4538dd8b98","title":"Debugging Challenges in Event-Driven Architectures","order":0},{"id":"seed_b81c293aa3fc4b1668261dba4920fe4c","title":"Event Ordering Issues in Event-Driven Architectures","order":1},{"id":"seed_a499b4205121fbc7681f771cca9e98de","title":"Duplicate Events in Event-Driven Architectures","order":2},{"id":"seed_8d0b9dd07b271d194a1f90f8211d6b6e","title":"Lost Events in Event-Driven Architectures","order":3},{"id":"seed_7af37330c59a30b7d28809c3479bc37f","title":"Complexity Management in Event-Driven Architectures","order":4}]},{"id":"seed_45008433d3104e7c187fdc1b9b691504","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 36: Serverless Edge Computing","sectionOrder":36,"title":"Serverless Fundamentals","order":1,"contentType":"LEARNING","contentSlug":"serverless-fundamentals","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_3c0a00c5eccbfd5f5ebbdaf23359ed3a","title":"What is Serverless: Beyond the Name","order":0},{"id":"seed_6ae7a10057210e96afd50105272e879e","title":"Function-as-a-Service: The Heart of Serverless Compute","order":1},{"id":"seed_7f718c5f37400609ea9421c048f93d4f","title":"Backend-as-a-Service: Infrastructure Through APIs","order":2},{"id":"seed_89eab44f1f2f6ba3550536f0b17754b1","title":"Serverless Benefits: Why Organizations Adopt Serverless","order":3},{"id":"seed_bbe50ee9fdcce0da0ccbb7354a061260","title":"Serverless Challenges: The Complete Picture","order":4}]},{"id":"seed_39eca62f088f2ff9d09c752c26e5d261","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 36: Serverless Edge Computing","sectionOrder":36,"title":"Cloud Functions","order":2,"contentType":"LEARNING","contentSlug":"cloud-functions","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_a0a4204b27df47ac7b2d206761b1d832","title":"AWS Lambda: The Industry Standard for Serverless Compute","order":0},{"id":"seed_92aa1f4b8853819564b101f211e18de9","title":"Azure Functions: Enterprise Serverless with Deep Platform Integration","order":1},{"id":"seed_ed458ff6ee13135655b4a7ca2e7e7898","title":"Google Cloud Functions: Simplicity Meets the Power of Google's Infrastructure","order":2},{"id":"seed_ff72a277f74bcf4aa6c683d34d1bd477","title":"Execution Model: Understanding How Serverless Functions Actually Run","order":3},{"id":"seed_c62a7bf6744feffdf62ffa47cd324920","title":"Cold Starts: Understanding, Measuring, and Mitigating Serverless Latency","order":4}]},{"id":"seed_386d6c39d9c94602d1fa86ab783ab678","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 36: Serverless Edge Computing","sectionOrder":36,"title":"Serverless Patterns","order":3,"contentType":"LEARNING","contentSlug":"serverless-patterns","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_6c2ac4a1f9fbfa9c1b4c277e9fdbeb9f","title":"Event-Driven Processing","order":0},{"id":"seed_8492b483fa0cd889f0cda599ce6c7510","title":"API Backends","order":1},{"id":"seed_817be7934b1e983547e44dfb1601ca6a","title":"Scheduled Tasks","order":2},{"id":"seed_6ec43d7bd27d5803385cd73b21a6fad7","title":"Data Processing Pipelines","order":3},{"id":"seed_02b53e8894aea0ec56c50049ce9727ff","title":"Real-Time File Processing","order":4}]},{"id":"seed_9c7e667916bcc106e68ced290ec61ec2","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 36: Serverless Edge Computing","sectionOrder":36,"title":"Serverless Limitations","order":4,"contentType":"LEARNING","contentSlug":"serverless-limitations","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.185Z","pages":[{"id":"seed_4e9b54037f364c9418b7a1b0439eafb7","title":"Cold Start Latency","order":0},{"id":"seed_52f5664fedc9e9d3e2c96d370a1bae89","title":"Execution Time Limits","order":1},{"id":"seed_87626c6e03bdd6e5463b2d01a3591992","title":"Statelessness Challenges","order":2},{"id":"seed_12f4cbca168290c6aab48bf850717f6e","title":"Vendor Lock-in","order":3},{"id":"seed_e0d162274f394869679a6b36e6e72672","title":"Cost at Scale","order":4}]},{"id":"seed_315b7be1e32f79e1db39e4c585cbef2d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 36: Serverless Edge Computing","sectionOrder":36,"title":"Edge Computing","order":5,"contentType":"LEARNING","contentSlug":"edge-computing","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_627ae7b8426f5c5e6c9b7c94559e5ec6","title":"What is Edge Computing","order":0},{"id":"seed_01194105b993e21b57134ed77b3353a2","title":"Edge Functions: Cloudflare Workers, Lambda@Edge, and Beyond","order":1},{"id":"seed_13b63a5d6768656f9df98700c1123826","title":"Edge Use Cases: Where Edge Computing Delivers Maximum Value","order":2},{"id":"seed_7f1080cfe829c05a0e242916c8aea642","title":"Edge vs Origin Processing: Architecting the Hybrid Continuum","order":3},{"id":"seed_b875f75e4ccd285a3fb40ebc3dd51b80","title":"Edge Data Challenges: Navigating Distributed State at the Periphery","order":4}]},{"id":"seed_cbb64ae541b154a2ad7a9bcc19657a39","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 36: Serverless Edge Computing","sectionOrder":36,"title":"When To Use Serverless","order":6,"contentType":"LEARNING","contentSlug":"when-to-use-serverless","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_2ba617a1bdb13ca654093f6e6008d835","title":"Decision Framework for Serverless Adoption","order":0},{"id":"seed_6336e0497e9b3f47f3abd2198cbb8967","title":"Cost Comparison: Understanding Serverless Economics","order":1},{"id":"seed_a88046a4c2de6f3dc0eeb68a4693671c","title":"Operational Considerations for Serverless","order":2},{"id":"seed_2cd218f395a972eef842891b24e7e45f","title":"Hybrid Architectures: Combining Serverless with Traditional Infrastructure","order":3},{"id":"seed_6a27ca51ca95a87bd6c8f7b02744c1bf","title":"Migration Strategies: Transitioning to Serverless","order":4}]},{"id":"seed_bed162d11c46346bbe6a90d2ff4dc187","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 37: Containerization Orchestration","sectionOrder":37,"title":"Container Fundamentals","order":1,"contentType":"LEARNING","contentSlug":"container-fundamentals","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_bc46795ce5fd0a73f10075748bf7882c","title":"What Are Containers","order":0},{"id":"seed_ca6860343938e77b7131c2d5ddb1a124","title":"Docker Basics","order":1},{"id":"seed_08898a3867f777dac9dfbab0a3c32fe4","title":"Container Images","order":2},{"id":"seed_5db9184f3688962e599f7d8402424928","title":"Container Registries","order":3},{"id":"seed_37c8d457ed283f4f852213ac91c537fa","title":"Containers vs VMs","order":4}]},{"id":"seed_f74392ae6c3ec9683c816fe94d6f4ff4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 37: Containerization Orchestration","sectionOrder":37,"title":"Kubernetes Architecture","order":2,"contentType":"LEARNING","contentSlug":"kubernetes-architecture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_2e37e6d5da6daa2ef0c0e73a6a8d25d2","title":"Kubernetes Components: The Building Blocks of Container Orchestration","order":0},{"id":"seed_fcdeb761c5960532ada1a951da1f8c12","title":"Pods, Deployments, and Services: The Kubernetes Resource Trinity","order":1},{"id":"seed_1a1a356b49ecaf3c65b1154549c3664e","title":"Control Plane and Nodes: The Brain and Body of Kubernetes","order":2},{"id":"seed_40056ab1ca0d42e4d888c3c1392dd4d6","title":"Declarative Configuration: Tell Kubernetes What, Not How","order":3},{"id":"seed_c30accbaad9f5ceb71ddf1b02f814410","title":"Kubernetes Ecosystem: Tools, Extensions, and Best Practices","order":4}]},{"id":"seed_76a729d27e62f68f79b0e81361e0dc65","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 37: Containerization Orchestration","sectionOrder":37,"title":"Kubernetes Workloads","order":3,"contentType":"LEARNING","contentSlug":"kubernetes-workloads","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_4fdef9ec8c66558088aa23d44c320085","title":"Deployments for Stateless Applications","order":0},{"id":"seed_91e3fb798a1fbd726e2328401902dcb6","title":"StatefulSets for Stateful Applications","order":1},{"id":"seed_94c2485eb6c7efd1cceaafb90d276e37","title":"DaemonSets for Node-Level Workloads","order":2},{"id":"seed_02838bc123210d344b1be42cb8306e84","title":"Jobs and CronJobs: Batch and Scheduled Workloads","order":3},{"id":"seed_46022f7aff303b06371b1a4e2aa05419","title":"Choosing the Right Workload Type","order":4}]},{"id":"seed_11324382f2f05466472bf6b89a2e6611","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 37: Containerization Orchestration","sectionOrder":37,"title":"Kubernetes Networking","order":4,"contentType":"LEARNING","contentSlug":"kubernetes-networking","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_eb47d61699164251bc1c36ba8884bc69","title":"Kubernetes Service Types: ClusterIP, NodePort, LoadBalancer","order":0},{"id":"seed_78e6fdb2d5678e49956dec47995414f7","title":"Ingress Controllers: L7 Traffic Management","order":1},{"id":"seed_ca5e110d724bf0eb37165e5d0b70473b","title":"Network Policies: Zero-Trust Pod Security","order":2},{"id":"seed_6152e0c55ab130eed2b17ebfb7bce5a7","title":"DNS in Kubernetes: Service Discovery","order":3},{"id":"seed_7b3a83465013d892edaee4d490b6e71a","title":"Service Mesh Integration","order":4}]},{"id":"seed_95c2e6a99d51038174c06e823bcd0566","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 37: Containerization Orchestration","sectionOrder":37,"title":"Kubernetes Storage","order":5,"contentType":"LEARNING","contentSlug":"kubernetes-storage","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_6c6a06164586857d1a3eff7d8a48837f","title":"Persistent Volumes","order":0},{"id":"seed_82e5074db1c65ebd1b659ec04bda22b8","title":"Storage Classes","order":1},{"id":"seed_14e97243a25bdee58d3c2118742489f5","title":"StatefulSet Storage","order":2},{"id":"seed_3676b5801792865e4d469318e4b4ed6a","title":"Cloud Provider Integration","order":3},{"id":"seed_7323a8a5de5137ae7ca13274c2b6144c","title":"Data Persistence Patterns","order":4}]},{"id":"seed_e2cb888b218a47c35fe5c2018226c1c1","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 37: Containerization Orchestration","sectionOrder":37,"title":"Kubernetes Operations","order":6,"contentType":"LEARNING","contentSlug":"kubernetes-operations","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_7a5b8e397a5dd5d348adb98ff2ffc00e","title":"Resource Management","order":0},{"id":"seed_da30afe1aff5d4c94d62701b103914b1","title":"Auto-scaling (HPA, VPA)","order":1},{"id":"seed_40c77a8a52007294faec09f486179ef0","title":"Rolling Updates and Rollbacks","order":2},{"id":"seed_050c730747c715af202048dbe8407d04","title":"Monitoring and Logging","order":3},{"id":"seed_c4b0952adbfa43108093febead014056","title":"Security Best Practices","order":4}]},{"id":"seed_113287a2a0e07ada6b43a38ee0eaa94e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 38: Cloud Architecture","sectionOrder":38,"title":"Cloud Computing Models","order":1,"contentType":"LEARNING","contentSlug":"cloud-computing-models","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_e9c56106461bb102a1307e0679ea47c3","title":"IaaS, PaaS, SaaS: The Cloud Service Model Spectrum","order":0},{"id":"seed_0f329ebb8601df9d962d864d5a9b90b1","title":"Managed Services: The Cloud Provider Building Blocks","order":1},{"id":"seed_4e08c4d99a730e4e565efdcdb226e35a","title":"Cloud-Native Design: Principles for Cloud-First Architecture","order":2},{"id":"seed_9354fff28a2491afb96622e36f12afc8","title":"Cloud Provider Comparison: Choosing the Right Platform","order":3}]},{"id":"seed_095c609b5133050d099ba53a7241cc38","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 38: Cloud Architecture","sectionOrder":38,"title":"Regions Availability Zones","order":2,"contentType":"LEARNING","contentSlug":"regions-availability-zones","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_90dcfd770511f824a7272183f882ce1e","title":"Region Selection","order":0},{"id":"seed_df719f926344e8b53b31e03d430fe381","title":"Availability Zone Architecture","order":1},{"id":"seed_f19023402a5062c48e008dc33b8dbe22","title":"Multi-AZ Deployments","order":2},{"id":"seed_4b8d34c2eff64d2adc8ee1e854903512","title":"Cross-Region Deployments","order":3},{"id":"seed_9e52f07e6acf2ae5401160361dd4ba79","title":"Latency Considerations","order":4}]},{"id":"seed_01d5fd9b90ff966cdfda77713d42ce9d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 38: Cloud Architecture","sectionOrder":38,"title":"Multi Cloud Architecture","order":3,"contentType":"LEARNING","contentSlug":"multi-cloud-architecture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_d341f61385dcc1a35a906dbdcca4b792","title":"Why Multi-Cloud: Strategic Motivations and Business Drivers","order":0},{"id":"seed_035698ee9d84b16e35f6c89028349995","title":"Multi-Cloud Challenges: Technical Realities and Engineering Complexity","order":1},{"id":"seed_27cf3fa7abf9a0d7b401c976a5904587","title":"Abstraction Layers: Patterns for Multi-Cloud Portability","order":2},{"id":"seed_459bb9191edc133d5fd90bc8298559a7","title":"Data Portability: Moving and Synchronizing Data Across Clouds","order":3},{"id":"seed_b17f0370f19babbc8258a14d32dcd7c2","title":"Vendor Lock-in Mitigation: Preserving Strategic Flexibility","order":4}]},{"id":"seed_ab74704972e7e55ae41271550505a27f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 38: Cloud Architecture","sectionOrder":38,"title":"Hybrid Cloud","order":4,"contentType":"LEARNING","contentSlug":"hybrid-cloud","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_db1137c5d71f1fadbc1a334db673715e","title":"Connecting On-Prem to Cloud","order":0},{"id":"seed_23433cc665c907e7df9f9a35ea10d108","title":"VPN and Direct Connect","order":1},{"id":"seed_90cd19cca466f65828f93e4ef8ffd0c3","title":"Hybrid Data Strategies","order":2},{"id":"seed_861a5d3c672d72428f4604f745f0f50f","title":"Migration Patterns","order":3},{"id":"seed_325f722c206303d8365ea2e9825af403","title":"Hybrid Cloud Use Cases","order":4}]},{"id":"seed_7bc4bcfe999c28392f92f3d4af463a89","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 38: Cloud Architecture","sectionOrder":38,"title":"Cloud Cost Optimization","order":5,"contentType":"LEARNING","contentSlug":"cloud-cost-optimization","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_a7b6ba967634fe6a324bf3bdfbcc9105","title":"Cost Allocation","order":0},{"id":"seed_26c7406eddf1b881e1c6da52142ea35f","title":"Reserved vs Spot Instances","order":1},{"id":"seed_46a17c6a2c09495c1c38587eb971c647","title":"Right-Sizing Resources","order":2},{"id":"seed_b0a320e457b269152c1dc2e81acd1d7c","title":"Auto-Scaling for Cost","order":3},{"id":"seed_e286a7df8303fb2de1a6f69f6f09cfe3","title":"Cost Monitoring Tools","order":4}]},{"id":"seed_f4005d98c4e9646982f30656028de764","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 38: Cloud Architecture","sectionOrder":38,"title":"Cloud Security Architecture","order":6,"contentType":"LEARNING","contentSlug":"cloud-security-architecture","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_f30319ebf53b03cd6b2d15d1e916620d","title":"Shared Responsibility Model","order":0},{"id":"seed_c607f2742ea337f92fe670e1b9cd0f44","title":"Identity and Access Management","order":1},{"id":"seed_7a7d086909e8dddaa9d86ab8be9b646d","title":"Network Security (VPC, Security Groups)","order":2},{"id":"seed_9059ba95bb39645af5f8f2d580a23b5a","title":"Encryption Services","order":3},{"id":"seed_bcdf86499608f38d4b883dc6951ca9be","title":"Compliance in Cloud","order":4}]},{"id":"seed_4fc3e9dddca868133b41dbf0e04a8af2","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 39: Infrastructure As Code","sectionOrder":39,"title":"What Is Infrastructure As Code","order":1,"contentType":"LEARNING","contentSlug":"what-is-infrastructure-as-code","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_a35f839889541cd8f1a39ebc02c8c6fb","title":"IaC Definition and Benefits","order":0},{"id":"seed_3abcf6a1a597722bb8dabbdd38c8b078","title":"Declarative vs Imperative","order":1},{"id":"seed_f9979ca6f5db20735c7e558e1fe614d2","title":"Version Control for Infrastructure","order":2},{"id":"seed_2aa0be8646a794c84446a58508c7b000","title":"Reproducibility and Consistency","order":3}]},{"id":"seed_18a488638dd1a9cf52d078d09c2971e9","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 39: Infrastructure As Code","sectionOrder":39,"title":"Terraform","order":2,"contentType":"LEARNING","contentSlug":"terraform","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_55570db7529ee0760d4eede3469d608a","title":"Terraform Fundamentals: The Foundation of Modern Infrastructure Management","order":0},{"id":"seed_3895484e6e363f98d9ee0e82b16fa69d","title":"Providers and Resources: Building Infrastructure Block by Block","order":1},{"id":"seed_a98bee97ddd7772d60c39d41f85fc2ff","title":"State Management: The Heart of Terraform","order":2},{"id":"seed_00a316e4a70a732732d775f3e97cbd32","title":"Modules and Reusability: Building Infrastructure Libraries","order":3},{"id":"seed_406e3bb58c835e5f6bb36d7a38f40e9c","title":"Terraform Workflow: Professional Infrastructure Operations","order":4}]},{"id":"seed_3daa2cb535c5d0094389f2dcd991ae9d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 39: Infrastructure As Code","sectionOrder":39,"title":"Cicd For Infrastructure","order":3,"contentType":"LEARNING","contentSlug":"cicd-for-infrastructure","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_0f8cc21bf93fe03ded8c291a4b63b93b","title":"Infrastructure Pipelines","order":0},{"id":"seed_68146c79b4591bba837badd819b6268c","title":"GitOps Principles","order":1},{"id":"seed_b509412b685769aaf69f91971b423c75","title":"Pull Request Workflows","order":2},{"id":"seed_0d4d25f46e514b980a02d47491d1880d","title":"Automated Testing for IaC","order":3},{"id":"seed_115bab49e454e1558602dc3cabf719e3","title":"Deployment Strategies","order":4}]},{"id":"seed_76a7c0e6d4719de13e273f97114bfff4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 39: Infrastructure As Code","sectionOrder":39,"title":"Deployment Strategies","order":4,"contentType":"LEARNING","contentSlug":"deployment-strategies","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.186Z","pages":[{"id":"seed_7a2d182bf9740cb9faf9a837a2bd28f9","title":"Rolling Deployments","order":0},{"id":"seed_cd7c3b17ed41044a49f9cecc384ce7b9","title":"Blue-Green Deployments","order":1},{"id":"seed_690abfb75c88a885d356db3a457d5295","title":"Canary Deployments","order":2},{"id":"seed_caf753d85723255f85ea6d308139501e","title":"Feature Flags","order":3},{"id":"seed_7083c7c75f544109c697baed617da9f7","title":"Rollback Strategies","order":4}]},{"id":"seed_0e9d67bf1d39679cc15f25f356bc595f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 39: Infrastructure As Code","sectionOrder":39,"title":"Configuration Management","order":5,"contentType":"LEARNING","contentSlug":"hld-configuration-management","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[{"id":"seed_4411a78ef34f5c756e0a9f04f06c1cfe","title":"Configuration Management Tools: Ansible, Chef, Puppet","order":0},{"id":"seed_4e0c63f12595d9dff35910f6f3efdfd1","title":"Immutable vs Mutable Infrastructure: Paradigms and Trade-offs","order":1},{"id":"seed_3d522ebac517c9766ff9fe939abcf45d","title":"Configuration Drift: Detection, Prevention, and Remediation","order":2},{"id":"seed_24392e0769a0d2b28cff6f097e199eda","title":"Secrets in Configuration: Secure Secrets Management","order":3},{"id":"seed_70023922be90e7f22454b1f598c1e21c","title":"Configuration Management Best Practices","order":4}]},{"id":"seed_8ff9419df31427df4605457726710b30","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 39: Infrastructure As Code","sectionOrder":39,"title":"Gitops","order":6,"contentType":"LEARNING","contentSlug":"gitops","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[{"id":"seed_11c235e9787ac37a51fd6e5e6092cd05","title":"GitOps Principles","order":0},{"id":"seed_9ecb16a12be5057fc82c940f169550e7","title":"ArgoCD and Flux: The Leading GitOps Tools","order":1},{"id":"seed_da77ee8619989192e5ef7f420a461ced","title":"Declarative Cluster State","order":2},{"id":"seed_943d0647ac3c3f888d2c4a9d00628930","title":"Automated Reconciliation","order":3},{"id":"seed_1961c92c9bbfd21fa1570c4538334211","title":"GitOps for Kubernetes","order":4}]},{"id":"seed_cf8324d4edcf4fa370e6b3b351ca2ca0","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 40: System Design Framework","sectionOrder":40,"title":"Understanding The Problem","order":1,"contentType":"LEARNING","contentSlug":"understanding-the-problem","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[{"id":"seed_a78aeb970698cf7b2a04dfd7379a1b9f","title":"Reading Requirements Carefully","order":0},{"id":"seed_bdf35ed1af1a5a21df7fc9fd3718fe9b","title":"Identifying Scope and Constraints","order":1},{"id":"seed_1fe1db985b47e00971b6c2b0398de4fe","title":"Clarifying Ambiguities","order":2},{"id":"seed_9e375d7a91f4fadc4b47960ab3e1007d","title":"Implicit vs Explicit Requirements","order":3}]},{"id":"seed_fb3e6b9be77ddd168d4cc66c6314d975","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 40: System Design Framework","sectionOrder":40,"title":"Functional Requirements","order":2,"contentType":"LEARNING","contentSlug":"functional-requirements","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[{"id":"seed_402ab1f069e1a98d474b2ba721cd1a56","title":"Core Features Identification","order":0},{"id":"seed_54dd0d68d16b19c446557b1cf652ceb3","title":"User Stories and Use Cases","order":1},{"id":"seed_b04efcbe75cbf42cd37099c9a72efcfb","title":"Feature Prioritization","order":2},{"id":"seed_13913933f3e3cf45bae1b3e8a6fe49e9","title":"MVP Definition","order":3}]},{"id":"seed_8d5346a9cc4ce147ae3596795386d8b1","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 40: System Design Framework","sectionOrder":40,"title":"Non Functional Requirements","order":3,"contentType":"LEARNING","contentSlug":"non-functional-requirements","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[{"id":"seed_b497d67ff447168d056efc63c4bc3966","title":"Scalability Requirements","order":0},{"id":"seed_350ef646cf7856dcd532264333e42826","title":"Availability Requirements","order":1},{"id":"seed_32226909b32486ee39105bea93761690","title":"Latency Requirements","order":2},{"id":"seed_cf5bdad7c074913907195a2626a057e0","title":"Consistency Requirements","order":3},{"id":"seed_dded6b7e4af44ef0e4340d8d2d2c245f","title":"Security Requirements","order":4}]},{"id":"seed_45c86504e9b17feb2d7053383c931c6a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 40: System Design Framework","sectionOrder":40,"title":"Back Of Envelope Estimation","order":4,"contentType":"LEARNING","contentSlug":"hld-system-design-framework-back-of-envelope-estimation","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[]},{"id":"seed_436a88362a9b45283fbe3137caf3daae","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 40: System Design Framework","sectionOrder":40,"title":"High Level Design","order":5,"contentType":"LEARNING","contentSlug":"high-level-design","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[{"id":"seed_811097e8f7f27ff09da4a02d03e19fa4","title":"Component Identification: Decomposing Systems into Building Blocks","order":0},{"id":"seed_bf19c34771e5ac930b04ec19bd907fbb","title":"System Architecture Diagram: Visual Blueprints for Complex Systems","order":1},{"id":"seed_94c30122ddd71d1d96ba4afb670c854c","title":"Data Flow Diagrams: Tracing Information Through Systems","order":2},{"id":"seed_0551d4fc838012dd12dc5327392b76ec","title":"API Design: Building Intuitive and Evolvable Interfaces","order":3},{"id":"seed_43254b6d907c31dc197746708bb4324d","title":"Database Selection: Choosing the Right Storage Technologies","order":4}]},{"id":"seed_6699e193e332be0cd3d56ba49ba2fd20","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 40: System Design Framework","sectionOrder":40,"title":"Deep Dive","order":6,"contentType":"LEARNING","contentSlug":"deep-dive","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[{"id":"seed_6f5e578f63a510dbfcf75e25566864f2","title":"Bottleneck Identification","order":0},{"id":"seed_4fdf87f0ded312e47f0f6a6a0e914695","title":"Component Scaling","order":1},{"id":"seed_97ef9d613b83c75e0df328ee2ea67a72","title":"Failure Handling","order":2},{"id":"seed_af3d12b08b8019536aced08f97416db8","title":"Trade-off Discussion","order":3},{"id":"seed_91007b4cf302202b0a979f9eebbcdb7d","title":"Design Refinement","order":4}]},{"id":"seed_0ec3080e51ae9996f5b4e087c576f553","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 40: System Design Framework","sectionOrder":40,"title":"Design Validation","order":7,"contentType":"LEARNING","contentSlug":"design-validation","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[{"id":"seed_c70c4f986560d3b409916c4acb502298","title":"Requirements Verification","order":0},{"id":"seed_79000d1e08acbf4fcb5339e8d8606da1","title":"Bottleneck Analysis","order":1},{"id":"seed_4320be1067c47663a8056402135fa549","title":"Failure Scenario Testing","order":2},{"id":"seed_bc134a440d898510788873fae90d6e2d","title":"Edge Case Handling","order":3},{"id":"seed_97a2fc8e5e8587f1df3afe4ee83b557d","title":"Design Summary","order":4}]},{"id":"seed_444e4e51ac23d8d275594448ee1b1d60","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 41: Interview Strategies","sectionOrder":41,"title":"What Interviewers Look For","order":1,"contentType":"LEARNING","contentSlug":"hld-what-interviewers-look-for","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[{"id":"seed_3d72cf7a7d68c22edc807ef281e577ec","title":"Problem-Solving Ability","order":0},{"id":"seed_c8fe0c38ec2d67dd8845021b00dfe232","title":"System Design Knowledge","order":1},{"id":"seed_63a0b22420abb3827b87051eed8c0c0f","title":"Trade-off Analysis","order":2},{"id":"seed_d0862684b426eab14bcec25ce12aca6f","title":"Communication Skills","order":3},{"id":"seed_e59f41ec48f362dd1e1df72f7c764276","title":"Leadership Signals","order":4}]},{"id":"seed_9e2ee2da27d1b95c8a7f24a43c6ed090","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 41: Interview Strategies","sectionOrder":41,"title":"Time Management","order":2,"contentType":"LEARNING","contentSlug":"time-management","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[{"id":"seed_8c4fbe974ca39aa88560504f09152bf1","title":"Typical Interview Structure (45-60 Minutes)","order":0},{"id":"seed_d58bc05c13f50adcb3f53e4443000ea9","title":"Time Allocation by Phase","order":1},{"id":"seed_038b019e1634c5b9d15eea12773b83b5","title":"When to Move On","order":2},{"id":"seed_0e9b2b6c3fc800c738a6de17e12345f0","title":"Managing Interruptions","order":3}]},{"id":"seed_5b5720d8f77499ae39c24f2dcaeb391a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 41: Interview Strategies","sectionOrder":41,"title":"Clarifying Requirements","order":3,"contentType":"LEARNING","contentSlug":"hld-clarifying-requirements","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[{"id":"seed_4a6b57801856123e90d3f90b6c683108","title":"Essential Questions to Ask","order":0},{"id":"seed_7d0affe6bf24a418897309dadaf585a6","title":"Scoping the Problem","order":1},{"id":"seed_f333ea40c4f3ecac2d64115dfa8cdb4e","title":"Documenting Assumptions","order":2},{"id":"seed_cb87b7c03efa0fb6a078a4e93012abad","title":"Confirming Understanding","order":3}]},{"id":"seed_30636345efd89a00355615e533213f0d","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 41: Interview Strategies","sectionOrder":41,"title":"Communication Strategies","order":4,"contentType":"LEARNING","contentSlug":"communication-strategies","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[{"id":"seed_7f45ac03e76788594e2cefbd3c23d07e","title":"Thinking Aloud","order":0},{"id":"seed_4c56405c1e6a550999ba0f8e77309455","title":"Using Diagrams Effectively","order":1},{"id":"seed_c07fa9c51c03202cc4a00be3e63e8535","title":"Explaining Trade-offs","order":2},{"id":"seed_ede95b408c3210380477f210b3d44c17","title":"Handling Questions","order":3},{"id":"seed_bfb7e4852f379dff03bf3b408d8dd41b","title":"Adapting to Feedback","order":4}]},{"id":"seed_d34f51a85a15065dd1c4e306c1ce9d12","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 41: Interview Strategies","sectionOrder":41,"title":"Handling Constraints","order":5,"contentType":"LEARNING","contentSlug":"handling-constraints","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[{"id":"seed_b3548f5ca7f345e9b5f1cada0066ac5a","title":"Discussing Alternatives","order":0},{"id":"seed_425392032792381df521d38a36fbea58","title":"Justifying Decisions","order":1},{"id":"seed_39e2ce3a94aced449db878f6e16e7d6c","title":"Acknowledging Limitations","order":2},{"id":"seed_beb2e8faa402d7245eb2336cead2a7aa","title":"Adapting to New Requirements","order":3}]},{"id":"seed_7b4667a8762eb095487cd39d12ff804f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 41: Interview Strategies","sectionOrder":41,"title":"Common Mistakes","order":6,"contentType":"LEARNING","contentSlug":"common-mistakes-to-avoid","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[{"id":"seed_6a53b619a4e444351ca8e495b356ca7b","title":"Diving into Details Too Early","order":0},{"id":"seed_8bdbeead23c6442137c9866b49134038","title":"Ignoring Non-Functional Requirements","order":1},{"id":"seed_50e5b2c94c138012821f7c24f836c842","title":"Not Asking Questions","order":2},{"id":"seed_acb451a7e67e4d0d81eef7d3cb821c5d","title":"Over-Engineering","order":3},{"id":"seed_2cfb7f724a7ccdc886c4c13a1a25a5a9","title":"Poor Time Management","order":4}]},{"id":"seed_2e9baafcebccbce08d1d44ead2baf612","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 41: Interview Strategies","sectionOrder":41,"title":"Mock Interview Practice","order":7,"contentType":"LEARNING","contentSlug":"mock-interview-practice","description":null,"estimatedMins":40,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[{"id":"seed_53896e600d1896a96aa28c1c9285ebb5","title":"Practice Problem List","order":0},{"id":"seed_29c75e89b12cc0593af90d48d060880d","title":"Self-Evaluation Criteria","order":1},{"id":"seed_219c7fe97ad13dccd40a0ce15cfec923","title":"Peer Interview Practice","order":2},{"id":"seed_86a833555a87a152884c323fb0ef63a7","title":"Continuous Improvement","order":3}]},{"id":"seed_802e19dbf8168aaaada5527758c3338e","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 42: Social Communication Systems","sectionOrder":42,"title":"Twitter Feed Design","order":1,"contentType":"LEARNING","contentSlug":"twitter-feed-design","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.187Z","pages":[{"id":"seed_dce52b70a496bbfdf3b662a85daa7ab4","title":"Requirements: Post, Follow, Timeline","order":0},{"id":"seed_534a0eab9fc9ca5183a53d8de5be6ebc","title":"Feed Generation Approaches","order":1},{"id":"seed_281e8d50ce668d94f73c169111d9f32b","title":"Fanout on Write vs Fanout on Read","order":2},{"id":"seed_4e1b743862e8cb2245197e2a819a958a","title":"Tweet Storage and Retrieval","order":3},{"id":"seed_19c3d2a009140a36cf88b86a6f2082db","title":"Trending Topics","order":4},{"id":"seed_6bcbd8eaeba1412aab2dd3cd60e0c644","title":"Scaling Considerations","order":5}]},{"id":"seed_057ae08fff30346cff8d20e0350b4ef4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 42: Social Communication Systems","sectionOrder":42,"title":"Whatsapp Messaging","order":2,"contentType":"LEARNING","contentSlug":"whatsapp-messaging","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[{"id":"seed_08a6d510acdd6a7021d77e488dbb61f2","title":"Requirements: 1:1 and Group Messaging","order":0},{"id":"seed_da79ea621d65131145169750a250c815","title":"Message Delivery Guarantees","order":1},{"id":"seed_f4b364886184677e8493db03a159463c","title":"Real-Time Messaging Architecture","order":2},{"id":"seed_0ba8076899881cd05e3b4b86658eb75d","title":"End-to-End Encryption","order":3},{"id":"seed_0f0f4ea38b4b5e7abbff2ee4134d3c0c","title":"Media Handling","order":4},{"id":"seed_039f7d55c4b76477f86cd95e922efee7","title":"Presence and Delivery Receipts","order":5}]},{"id":"seed_acdbb8f1e8090f0643b088b64e36a786","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 42: Social Communication Systems","sectionOrder":42,"title":"Facebook Newsfeed","order":3,"contentType":"LEARNING","contentSlug":"facebook-newsfeed","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[{"id":"seed_bbde8d29c20ff22ecdfd7a9ffb07e2f2","title":"Requirements: Personalized Feed","order":0},{"id":"seed_b171b65e139ef9ecf1060732f7d9524e","title":"Ranking Algorithms","order":1},{"id":"seed_587b5b3673b4d4b21dd1a4ce950448d7","title":"Content Aggregation","order":2},{"id":"seed_12d67ca48ad9861a194ac77269cbed99","title":"Real-time Updates","order":3},{"id":"seed_913ba89917fb27d9681f4867370e90cb","title":"Caching Strategies","order":4},{"id":"seed_f0d9357023f405a170d7e894ed83f996","title":"Privacy Considerations","order":5}]},{"id":"seed_f94d862d0fda12ce8d6604639b4b9c41","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 42: Social Communication Systems","sectionOrder":42,"title":"Discord Voice Chat","order":4,"contentType":"LEARNING","contentSlug":"discord-voice-chat","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[{"id":"seed_0f7f94dacdf1474042489f9f3fbb702f","title":"Requirements: Text, Voice, and Video","order":0},{"id":"seed_73b28bc4e705a5e2494fb23583336066","title":"Real-Time Communication Architecture","order":1},{"id":"seed_e31d87f849b2c4b920612608101d720a","title":"Server Architecture: Backend Services and Data Layer","order":2},{"id":"seed_f5d82edb8a62e3ae8e5eb4f89c84c2c1","title":"Voice Channel Design: Real-Time Audio Architecture","order":3},{"id":"seed_ce59f94cca67720baa733553d0ca0fc7","title":"Scaling to Millions of Concurrent Users","order":4}]},{"id":"seed_081167ba80101cff19d1184e38d650f1","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 42: Social Communication Systems","sectionOrder":42,"title":"Linkedin Connections","order":5,"contentType":"LEARNING","contentSlug":"linkedin-connections","description":null,"estimatedMins":50,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[{"id":"seed_a1189c7c9929c698809365fb226972d3","title":"Requirements: Connections and Recommendations","order":0},{"id":"seed_0232f41b819107ed676f10dae9259653","title":"Graph Storage and Traversal","order":1},{"id":"seed_44f2f3ec6616daf77f0036886306de30","title":"Degree of Separation Queries","order":2},{"id":"seed_e073927261b4db2297c41b3227eaa607","title":"Recommendation Algorithms","order":3},{"id":"seed_c4d96fead28ebcad047b8fced983b700","title":"Scaling Social Graphs","order":4}]},{"id":"seed_b796e03206e1b1a81f631d330933e398","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 42: Social Communication Systems","sectionOrder":42,"title":"Notification System","order":6,"contentType":"LEARNING","contentSlug":"notification-system","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[{"id":"seed_7cc5bd4c9e1b9a304a480eded10bbd29","title":"Requirements: Multi-Channel Notifications","order":0},{"id":"seed_ce32cb5811db6c4b819f9eb135271f53","title":"Push, Email, SMS, and In-App Channels","order":1},{"id":"seed_56b5b3f43f7e0652b0e317599c771c77","title":"Notification Routing","order":2},{"id":"seed_afee85b86a1a5aa689918c1a88b82754","title":"Batching and Deduplication","order":3},{"id":"seed_01e70012d9f2d92542e9d35fbaaec4c0","title":"User Preferences","order":4},{"id":"seed_d891eb8dcac4c7db27f6beb8439d10d8","title":"Rate Limiting","order":5}]},{"id":"seed_f2e37ba0f8825b7fd84e82f0da32705b","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 43: Media Content Systems","sectionOrder":43,"title":"Youtube Video Platform","order":1,"contentType":"LEARNING","contentSlug":"youtube-video-platform","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[{"id":"seed_aae1cdf2c0e689d45ba6ddd6934792bd","title":"Requirements: Upload, Transcode, Stream","order":0},{"id":"seed_99e9a0f4650cea68ac5ec202ba0853c9","title":"Video Upload Pipeline","order":1},{"id":"seed_332ee212ec37514194d8801ab8bf574e","title":"Transcoding Architecture","order":2},{"id":"seed_cd81dc44ddf22a0e048089761e5af2c5","title":"Adaptive Bitrate Streaming","order":3},{"id":"seed_c5fc7faf9e4a1a6c7ab723ff54861d0b","title":"CDN Integration","order":4},{"id":"seed_7b5a5359a5bf88138d843b4d18fe232d","title":"Recommendation Engine","order":5}]},{"id":"seed_1eccf326c8b03d7a8ec249301b9a7078","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 43: Media Content Systems","sectionOrder":43,"title":"Netflix Streaming","order":2,"contentType":"LEARNING","contentSlug":"netflix-streaming","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[{"id":"seed_9743ee84ebe7896d252eabaa1f6da849","title":"Requirements: Reliable Streaming","order":0},{"id":"seed_5a030f05f9511b1a63c85dfabbb1740c","title":"Content Delivery Architecture","order":1},{"id":"seed_19ac1ae1de3927dcca7750a8b31cd6d6","title":"Open Connect CDN","order":2},{"id":"seed_8b6120c5deea959d97a164716f083c37","title":"Personalization Engine","order":3},{"id":"seed_74858dbbaaa3fc8d838e41043a5a5d2e","title":"Offline Viewing","order":4},{"id":"seed_4aea6bb2b60af15269a0e767a1d58f86","title":"Multi-Device Sync","order":5}]},{"id":"seed_90017d45939b7be54f13b0ba5f97c521","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 43: Media Content Systems","sectionOrder":43,"title":"Instagram Photos","order":3,"contentType":"LEARNING","contentSlug":"instagram-photos","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[{"id":"seed_c5e22f0cbf03672c2e0ec3a55f2bb6db","title":"Requirements Analysis: Upload, Share, Explore","order":0},{"id":"seed_f952e9ceaebcbe18d68cebcec47a9bbe","title":"Image Processing Pipeline: From Upload to Delivery","order":1},{"id":"seed_305d6f0c951699c5a03e324762735b4f","title":"Feed Generation: Curating the Timeline at Scale","order":2},{"id":"seed_c3c2ab8437fe9bb21e183a269906d956","title":"Stories Architecture: Ephemeral Content at Planetary Scale","order":3},{"id":"seed_bd4c033c7a2b699abb655fb4625069bc","title":"Explore Algorithm: Discovery at Planetary Scale","order":4},{"id":"seed_6f062cc73c47165aa9b21aedd8731276","title":"Scaling Media Storage: Exabytes of Photos and Videos","order":5}]},{"id":"seed_17489bb8a25280ccfe7ed6237a1e0fe9","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 43: Media Content Systems","sectionOrder":43,"title":"Spotify Music Streaming","order":4,"contentType":"LEARNING","contentSlug":"spotify-music-streaming","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[{"id":"seed_7da971520cc223fc9afb3b1eea4d8750","title":"Requirements: Streaming and Playlists","order":0},{"id":"seed_9f676c313e7e0e572fcdf81a2e2b2224","title":"Audio Streaming Architecture","order":1},{"id":"seed_62e05b6c455c686b95e2c1901e70cc77","title":"Playlist and Library Management","order":2},{"id":"seed_7112cb7424445768051a15180ab0009b","title":"Recommendation System","order":3},{"id":"seed_8e2f1e41d3a1a8eff40137a0730e95e2","title":"Offline Mode","order":4},{"id":"seed_24c037f7dafd1018a787049661893049","title":"Licensing and Geo-Restrictions","order":5}]},{"id":"seed_f7c049d63ce4b08bea534fbac7969ca4","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 43: Media Content Systems","sectionOrder":43,"title":"Tiktok Short Videos","order":5,"contentType":"LEARNING","contentSlug":"tiktok-short-videos","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[{"id":"seed_ac4abede2dc8df31d319a61efa6ef8c0","title":"Requirements: Create, Discover, Engage","order":0},{"id":"seed_6fa08ddfdcde5e977dda2337e169dd16","title":"Video Creation Pipeline","order":1},{"id":"seed_4c7384267dead96fb7e6a25dcc92b6bc","title":"For You Page Algorithm","order":2},{"id":"seed_acae61f5f9ea4e57567972a533957212","title":"Real-Time Engagement","order":3},{"id":"seed_7c3625d6999c15807f2593c112e9c092","title":"Viral Content Handling","order":4},{"id":"seed_379f38ba0eee95f778a3314a665f8f2f","title":"Creator Tools","order":5}]},{"id":"seed_d65fb74068ec7a2d83c32c975be1584a","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 43: Media Content Systems","sectionOrder":43,"title":"Google Drive Dropbox","order":6,"contentType":"LEARNING","contentSlug":"google-drive-dropbox","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[{"id":"seed_ded4bc527ec62bc2d7a27bc8788d6391","title":"Requirements: Sync, Share, Collaborate","order":0},{"id":"seed_d3331e4d4529cd27bd1760ba744f6f6a","title":"File Synchronization","order":1},{"id":"seed_b11bd32893ed2cdb7970d92c36bd0c92","title":"Conflict Resolution","order":2},{"id":"seed_d9b39900224b814c2a851e15e57406c2","title":"Chunked Uploads","order":3},{"id":"seed_5c3db887e52abbfadcf408ebdc850a3e","title":"Version History","order":4},{"id":"seed_6de34824489b33663e6606cd08230eb0","title":"Sharing and Permissions","order":5}]},{"id":"seed_91b7545a0f30372381dca9855543226f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 44: Commerce Infrastructure Systems","sectionOrder":44,"title":"Uber Lyft Ridesharing","order":1,"contentType":"LEARNING","contentSlug":"uber-lyft-ridesharing","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[{"id":"seed_52e2f336b686babf05624b7ad64b5ceb","title":"Requirements: Match Riders and Drivers","order":0},{"id":"seed_d19d2bda2dab2fea013079449bd85dbf","title":"Location Tracking at Scale","order":1},{"id":"seed_25cd37604d12e38e144d95c7ac70f5c1","title":"Matching Algorithm: Dispatch Optimization","order":2},{"id":"seed_91cd5c973b348bf4c01a2bc97c318934","title":"Surge Pricing: Dynamic Market Equilibrium","order":3},{"id":"seed_ac85373e033a62f157d4c982c3b112e4","title":"ETA Calculation: Route Estimation at Scale","order":4},{"id":"seed_95e15562806be479acad004c708d3985","title":"Trip Management: Orchestrating the Ride Lifecycle","order":5}]},{"id":"seed_ecf8711de51ebb6079213663c4e3ecaa","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 44: Commerce Infrastructure Systems","sectionOrder":44,"title":"Amazon E Commerce","order":2,"contentType":"LEARNING","contentSlug":"amazon-e-commerce","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[{"id":"seed_591b1926ad29b4e0bb73f7a383f112ef","title":"Requirements: Catalog, Cart, and Checkout","order":0},{"id":"seed_014e57f8837bbd4dd765c9df8c47aea5","title":"Product Catalog at Scale","order":1},{"id":"seed_80a65b5ce437671c200160a57ecaef4a","title":"Shopping Cart Design","order":2},{"id":"seed_73d2759c4cb9e6ab8ed650f1fe67a2fc","title":"Inventory Management","order":3},{"id":"seed_dd45c868e5ecff1a16cd62f2bcd3651e","title":"Order Processing","order":4},{"id":"seed_9d48fac001c5fe722901f9fe836b75a1","title":"Recommendation Engine","order":5}]},{"id":"seed_bc17212a7ea57cfd2f8c066d72d3526f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 44: Commerce Infrastructure Systems","sectionOrder":44,"title":"Payment System","order":3,"contentType":"LEARNING","contentSlug":"payment-system","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[{"id":"seed_a4d45505e1fc9217e7a533a4fbd3c5e3","title":"Requirements: Process Payments","order":0},{"id":"seed_665d6924ee7eb2933ae084c0fceb2864","title":"Payment Gateway Integration","order":1},{"id":"seed_43d58ab235fa316117c3872cb500cb81","title":"Idempotency Guarantees","order":2},{"id":"seed_4d157345167e7332ce624f7fae709b95","title":"Fraud Detection","order":3},{"id":"seed_20d4ff78eb2dcc4669d2bf307dc02f67","title":"Transaction Reconciliation","order":4},{"id":"seed_e34e0e975540af2c6a186036b9f50418","title":"Compliance: PCI DSS","order":5}]},{"id":"seed_6765eeedaad036d4a74ac5af2077db58","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 44: Commerce Infrastructure Systems","sectionOrder":44,"title":"Url Shortener","order":4,"contentType":"LEARNING","contentSlug":"url-shortener","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[{"id":"seed_7405c043bb03088d79fc6d534d4bca07","title":"Requirements: Shorten, Redirect, Analytics","order":0},{"id":"seed_ba474dad70c7f31c27a841684340692f","title":"URL Encoding Strategies","order":1},{"id":"seed_24a00a96ba36f1b05e0e16177c0265e6","title":"Redirect Latency Optimization","order":2},{"id":"seed_e75d41158a3ed636009dd52f9ea24cef","title":"Analytics Collection","order":3},{"id":"seed_acc620ea2870d59a0adfc7777c57eae2","title":"Custom Short URLs","order":4},{"id":"seed_4d4677cf749f4e414bed3273f4d8c180","title":"Scaling Reads","order":5}]},{"id":"seed_4dae645d3084378ed639d05ca90ce02f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 44: Commerce Infrastructure Systems","sectionOrder":44,"title":"Rate Limiter","order":5,"contentType":"LEARNING","contentSlug":"rate-limiter","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[{"id":"seed_9864e04c2eec1a029ede437d8098a1a5","title":"Requirements: Limit API Requests","order":0},{"id":"seed_2b06ddcac3eb756a077670e353223a29","title":"Token Bucket Algorithm","order":1},{"id":"seed_dd0937352f58ecd629d66b1a9d1d15f6","title":"Sliding Window Algorithm","order":2},{"id":"seed_3326947a9d36821d8edf9fe902c50602","title":"Distributed Rate Limiting","order":3},{"id":"seed_3663bc6765ebc004bb3230ab8aa40696","title":"Per-User vs Per-API Limits","order":4},{"id":"seed_c97292c2e4fbb9c64ba995f80f75f527","title":"Client Communication","order":5}]},{"id":"seed_2cb27b50519a2d4e8dd64ef214b31c50","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 44: Commerce Infrastructure Systems","sectionOrder":44,"title":"Typeahead Autocomplete","order":6,"contentType":"LEARNING","contentSlug":"hld-commerce-infrastructure-systems-typeahead-autocomplete","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.188Z","pages":[]},{"id":"seed_68b885c5b324d0e00d0f54af22c7f32f","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 44: Commerce Infrastructure Systems","sectionOrder":44,"title":"Distributed Cache","order":7,"contentType":"LEARNING","contentSlug":"distributed-cache","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.189Z","pages":[{"id":"seed_2582ce2e81aa6b96db0fa702a775c571","title":"Requirements: Low-Latency Caching","order":0},{"id":"seed_ad5f04bc7629639ccd1262f901ea33c4","title":"Cache Partitioning","order":1},{"id":"seed_e6b058ab2d4c36682851a59e4ababace","title":"Consistent Hashing","order":2},{"id":"seed_e4ed06fcac8a9b98182be9ef254fc17c","title":"Eviction Policies","order":3},{"id":"seed_25a8ab71dd1c375acda169ed1635f3ab","title":"Cache Coherence","order":4},{"id":"seed_ce5e70e6e979fbd428604c4ec4e0dc12","title":"Failure Handling","order":5}]},{"id":"seed_7323e6e029c513ed065b071bd85e6a37","learningPathId":"seed_8e9996a306ee9551b4e0eb8e18423c97","section":"Chapter 44: Commerce Infrastructure Systems","sectionOrder":44,"title":"Web Crawler","order":8,"contentType":"LEARNING","contentSlug":"web-crawler","description":null,"estimatedMins":60,"createdAt":"2026-10-15T17:47:45.164Z","updatedAt":"2026-10-15T17:54:19.189Z","pages":[{"id":"seed_c0e608c6dec38c19b0e007e0213d7e4b","title":"Requirements: Crawl the Web","order":0},{"id":"seed_fc2385625b06f4d589b4443c4a5c4523","title":"URL Frontier Management","order":1},{"id":"seed_2d87f296df120df57cad307c9a6d95e4","title":"Politeness Policies","order":2},{"id":"seed_2d4338d6164a3607ec2429f7fab1dd2a","title":"Duplicate Detection","order":3},{"id":"seed_b291e2ef23a7ac808f380ee2098a7325","title":"Distributed Crawling","order":4},{"id":"seed_40ef4fb35071d67e6bdaba4b606cb74e","title":"Content Extraction","order":5}]}]},"currentModule":"$45:props:state:queries:1:state:data:json:path:modules:265","prevModule":"$45:props:state:queries:1:state:data:json:path:modules:264","nextModule":"$45:props:state:queries:1:state:data:json:path:modules:266","allModules":"$45:props:state:queries:1:state:data:json:path:modules"},"meta":{"values":{"path.createdAt":["Date"],"path.updatedAt":["Date"],"path.modules.0.createdAt":["Date"],"path.modules.0.updatedAt":["Date"],"path.modules.1.createdAt":["Date"],"path.modules.1.updatedAt":["Date"],"path.modules.2.createdAt":["Date"],"path.modules.2.updatedAt":["Date"],"path.modules.3.createdAt":["Date"],"path.modules.3.updatedAt":["Date"],"path.modules.4.createdAt":["Date"],"path.modules.4.updatedAt":["Date"],"path.modules.5.createdAt":["Date"],"path.modules.5.updatedAt":["Date"],"path.modules.6.createdAt":["Date"],"path.modules.6.updatedAt":["Date"],"path.modules.7.createdAt":["Date"],"path.modules.7.updatedAt":["Date"],"path.modules.8.createdAt":["Date"],"path.modules.8.updatedAt":["Date"],"path.modules.9.createdAt":["Date"],"path.modules.9.updatedAt":["Date"],"path.modules.10.createdAt":["Date"],"path.modules.10.updatedAt":["Date"],"path.modules.11.createdAt":["Date"],"path.modules.11.updatedAt":["Date"],"path.modules.12.createdAt":["Date"],"path.modules.12.updatedAt":["Date"],"path.modules.13.createdAt":["Date"],"path.modules.13.updatedAt":["Date"],"path.modules.14.createdAt":["Date"],"path.modules.14.updatedAt":["Date"],"path.modules.15.createdAt":["Date"],"path.modules.15.updatedAt":["Date"],"path.modules.16.createdAt":["Date"],"path.modules.16.updatedAt":["Date"],"path.modules.17.createdAt":["Date"],"path.modules.17.updatedAt":["Date"],"path.modules.18.createdAt":["Date"],"path.modules.18.updatedAt":["Date"],"path.modules.19.createdAt":["Date"],"path.modules.19.updatedAt":["Date"],"path.modules.20.createdAt":["Date"],"path.modules.20.updatedAt":["Date"],"path.modules.21.createdAt":["Date"],"path.modules.21.updatedAt":["Date"],"path.modules.22.createdAt":["Date"],"path.modules.22.updatedAt":["Date"],"path.modules.23.createdAt":["Date"],"path.modules.23.updatedAt":["Date"],"path.modules.24.createdAt":["Date"],"path.modules.24.updatedAt":["Date"],"path.modules.25.createdAt":["Date"],"path.modules.25.updatedAt":["Date"],"path.modules.26.createdAt":["Date"],"path.modules.26.updatedAt":["Date"],"path.modules.27.createdAt":["Date"],"path.modules.27.updatedAt":["Date"],"path.modules.28.createdAt":["Date"],"path.modules.28.updatedAt":["Date"],"path.modules.29.createdAt":["Date"],"path.modules.29.updatedAt":["Date"],"path.modules.30.createdAt":["Date"],"path.modules.30.updatedAt":["Date"],"path.modules.31.createdAt":["Date"],"path.modules.31.updatedAt":["Date"],"path.modules.32.createdAt":["Date"],"path.modules.32.updatedAt":["Date"],"path.modules.33.createdAt":["Date"],"path.modules.33.updatedAt":["Date"],"path.modules.34.createdAt":["Date"],"path.modules.34.updatedAt":["Date"],"path.modules.35.createdAt":["Date"],"path.modules.35.updatedAt":["Date"],"path.modules.36.createdAt":["Date"],"path.modules.36.updatedAt":["Date"],"path.modules.37.createdAt":["Date"],"path.modules.37.updatedAt":["Date"],"path.modules.38.createdAt":["Date"],"path.modules.38.updatedAt":["Date"],"path.modules.39.createdAt":["Date"],"path.modules.39.updatedAt":["Date"],"path.modules.40.createdAt":["Date"],"path.modules.40.updatedAt":["Date"],"path.modules.41.createdAt":["Date"],"path.modules.41.updatedAt":["Date"],"path.modules.42.createdAt":["Date"],"path.modules.42.updatedAt":["Date"],"path.modules.43.createdAt":["Date"],"path.modules.43.updatedAt":["Date"],"path.modules.44.createdAt":["Date"],"path.modules.44.updatedAt":["Date"],"path.modules.45.createdAt":["Date"],"path.modules.45.updatedAt":["Date"],"path.modules.46.createdAt":["Date"],"path.modules.46.updatedAt":["Date"],"path.modules.47.createdAt":["Date"],"path.modules.47.updatedAt":["Date"],"path.modules.48.createdAt":["Date"],"path.modules.48.updatedAt":["Date"],"path.modules.49.createdAt":["Date"],"path.modules.49.updatedAt":["Date"],"path.modules.50.createdAt":["Date"],"path.modules.50.updatedAt":["Date"],"path.modules.51.createdAt":["Date"],"path.modules.51.updatedAt":["Date"],"path.modules.52.createdAt":["Date"],"path.modules.52.updatedAt":["Date"],"path.modules.53.createdAt":["Date"],"path.modules.53.updatedAt":["Date"],"path.modules.54.createdAt":["Date"],"path.modules.54.updatedAt":["Date"],"path.modules.55.createdAt":["Date"],"path.modules.55.updatedAt":["Date"],"path.modules.56.createdAt":["Date"],"path.modules.56.updatedAt":["Date"],"path.modules.57.createdAt":["Date"],"path.modules.57.updatedAt":["Date"],"path.modules.58.createdAt":["Date"],"path.modules.58.updatedAt":["Date"],"path.modules.59.createdAt":["Date"],"path.modules.59.updatedAt":["Date"],"path.modules.60.createdAt":["Date"],"path.modules.60.updatedAt":["Date"],"path.modules.61.createdAt":["Date"],"path.modules.61.updatedAt":["Date"],"path.modules.62.createdAt":["Date"],"path.modules.62.updatedAt":["Date"],"path.modules.63.createdAt":["Date"],"path.modules.63.updatedAt":["Date"],"path.modules.64.createdAt":["Date"],"path.modules.64.updatedAt":["Date"],"path.modules.65.createdAt":["Date"],"path.modules.65.updatedAt":["Date"],"path.modules.66.createdAt":["Date"],"path.modules.66.updatedAt":["Date"],"path.modules.67.createdAt":["Date"],"path.modules.67.updatedAt":["Date"],"path.modules.68.createdAt":["Date"],"path.modules.68.updatedAt":["Date"],"path.modules.69.createdAt":["Date"],"path.modules.69.updatedAt":["Date"],"path.modules.70.createdAt":["Date"],"path.modules.70.updatedAt":["Date"],"path.modules.71.createdAt":["Date"],"path.modules.71.updatedAt":["Date"],"path.modules.72.createdAt":["Date"],"path.modules.72.updatedAt":["Date"],"path.modules.73.createdAt":["Date"],"path.modules.73.updatedAt":["Date"],"path.modules.74.createdAt":["Date"],"path.modules.74.updatedAt":["Date"],"path.modules.75.createdAt":["Date"],"path.modules.75.updatedAt":["Date"],"path.modules.76.createdAt":["Date"],"path.modules.76.updatedAt":["Date"],"path.modules.77.createdAt":["Date"],"path.modules.77.updatedAt":["Date"],"path.modules.78.createdAt":["Date"],"path.modules.78.updatedAt":["Date"],"path.modules.79.createdAt":["Date"],"path.modules.79.updatedAt":["Date"],"path.modules.80.createdAt":["Date"],"path.modules.80.updatedAt":["Date"],"path.modules.81.createdAt":["Date"],"path.modules.81.updatedAt":["Date"],"path.modules.82.createdAt":["Date"],"path.modules.82.updatedAt":["Date"],"path.modules.83.createdAt":["Date"],"path.modules.83.updatedAt":["Date"],"path.modules.84.createdAt":["Date"],"path.modules.84.updatedAt":["Date"],"path.modules.85.createdAt":["Date"],"path.modules.85.updatedAt":["Date"],"path.modules.86.createdAt":["Date"],"path.modules.86.updatedAt":["Date"],"path.modules.87.createdAt":["Date"],"path.modules.87.updatedAt":["Date"],"path.modules.88.createdAt":["Date"],"path.modules.88.updatedAt":["Date"],"path.modules.89.createdAt":["Date"],"path.modules.89.updatedAt":["Date"],"path.modules.90.createdAt":["Date"],"path.modules.90.updatedAt":["Date"],"path.modules.91.createdAt":["Date"],"path.modules.91.updatedAt":["Date"],"path.modules.92.createdAt":["Date"],"path.modules.92.updatedAt":["Date"],"path.modules.93.createdAt":["Date"],"path.modules.93.updatedAt":["Date"],"path.modules.94.createdAt":["Date"],"path.modules.94.updatedAt":["Date"],"path.modules.95.createdAt":["Date"],"path.modules.95.updatedAt":["Date"],"path.modules.96.createdAt":["Date"],"path.modules.96.updatedAt":["Date"],"path.modules.97.createdAt":["Date"],"path.modules.97.updatedAt":["Date"],"path.modules.98.createdAt":["Date"],"path.modules.98.updatedAt":["Date"],"path.modules.99.createdAt":["Date"],"path.modules.99.updatedAt":["Date"],"path.modules.100.createdAt":["Date"],"path.modules.100.updatedAt":["Date"],"path.modules.101.createdAt":["Date"],"path.modules.101.updatedAt":["Date"],"path.modules.102.createdAt":["Date"],"path.modules.102.updatedAt":["Date"],"path.modules.103.createdAt":["Date"],"path.modules.103.updatedAt":["Date"],"path.modules.104.createdAt":["Date"],"path.modules.104.updatedAt":["Date"],"path.modules.105.createdAt":["Date"],"path.modules.105.updatedAt":["Date"],"path.modules.106.createdAt":["Date"],"path.modules.106.updatedAt":["Date"],"path.modules.107.createdAt":["Date"],"path.modules.107.updatedAt":["Date"],"path.modules.108.createdAt":["Date"],"path.modules.108.updatedAt":["Date"],"path.modules.109.createdAt":["Date"],"path.modules.109.updatedAt":["Date"],"path.modules.110.createdAt":["Date"],"path.modules.110.updatedAt":["Date"],"path.modules.111.createdAt":["Date"],"path.modules.111.updatedAt":["Date"],"path.modules.112.createdAt":["Date"],"path.modules.112.updatedAt":["Date"],"path.modules.113.createdAt":["Date"],"path.modules.113.updatedAt":["Date"],"path.modules.114.createdAt":["Date"],"path.modules.114.updatedAt":["Date"],"path.modules.115.createdAt":["Date"],"path.modules.115.updatedAt":["Date"],"path.modules.116.createdAt":["Date"],"path.modules.116.updatedAt":["Date"],"path.modules.117.createdAt":["Date"],"path.modules.117.updatedAt":["Date"],"path.modules.118.createdAt":["Date"],"path.modules.118.updatedAt":["Date"],"path.modules.119.createdAt":["Date"],"path.modules.119.updatedAt":["Date"],"path.modules.120.createdAt":["Date"],"path.modules.120.updatedAt":["Date"],"path.modules.121.createdAt":["Date"],"path.modules.121.updatedAt":["Date"],"path.modules.122.createdAt":["Date"],"path.modules.122.updatedAt":["Date"],"path.modules.123.createdAt":["Date"],"path.modules.123.updatedAt":["Date"],"path.modules.124.createdAt":["Date"],"path.modules.124.updatedAt":["Date"],"path.modules.125.createdAt":["Date"],"path.modules.125.updatedAt":["Date"],"path.modules.126.createdAt":["Date"],"path.modules.126.updatedAt":["Date"],"path.modules.127.createdAt":["Date"],"path.modules.127.updatedAt":["Date"],"path.modules.128.createdAt":["Date"],"path.modules.128.updatedAt":["Date"],"path.modules.129.createdAt":["Date"],"path.modules.129.updatedAt":["Date"],"path.modules.130.createdAt":["Date"],"path.modules.130.updatedAt":["Date"],"path.modules.131.createdAt":["Date"],"path.modules.131.updatedAt":["Date"],"path.modules.132.createdAt":["Date"],"path.modules.132.updatedAt":["Date"],"path.modules.133.createdAt":["Date"],"path.modules.133.updatedAt":["Date"],"path.modules.134.createdAt":["Date"],"path.modules.134.updatedAt":["Date"],"path.modules.135.createdAt":["Date"],"path.modules.135.updatedAt":["Date"],"path.modules.136.createdAt":["Date"],"path.modules.136.updatedAt":["Date"],"path.modules.137.createdAt":["Date"],"path.modules.137.updatedAt":["Date"],"path.modules.138.createdAt":["Date"],"path.modules.138.updatedAt":["Date"],"path.modules.139.createdAt":["Date"],"path.modules.139.updatedAt":["Date"],"path.modules.140.createdAt":["Date"],"path.modules.140.updatedAt":["Date"],"path.modules.141.createdAt":["Date"],"path.modules.141.updatedAt":["Date"],"path.modules.142.createdAt":["Date"],"path.modules.142.updatedAt":["Date"],"path.modules.143.createdAt":["Date"],"path.modules.143.updatedAt":["Date"],"path.modules.144.createdAt":["Date"],"path.modules.144.updatedAt":["Date"],"path.modules.145.createdAt":["Date"],"path.modules.145.updatedAt":["Date"],"path.modules.146.createdAt":["Date"],"path.modules.146.updatedAt":["Date"],"path.modules.147.createdAt":["Date"],"path.modules.147.updatedAt":["Date"],"path.modules.148.createdAt":["Date"],"path.modules.148.updatedAt":["Date"],"path.modules.149.createdAt":["Date"],"path.modules.149.updatedAt":["Date"],"path.modules.150.createdAt":["Date"],"path.modules.150.updatedAt":["Date"],"path.modules.151.createdAt":["Date"],"path.modules.151.updatedAt":["Date"],"path.modules.152.createdAt":["Date"],"path.modules.152.updatedAt":["Date"],"path.modules.153.createdAt":["Date"],"path.modules.153.updatedAt":["Date"],"path.modules.154.createdAt":["Date"],"path.modules.154.updatedAt":["Date"],"path.modules.155.createdAt":["Date"],"path.modules.155.updatedAt":["Date"],"path.modules.156.createdAt":["Date"],"path.modules.156.updatedAt":["Date"],"path.modules.157.createdAt":["Date"],"path.modules.157.updatedAt":["Date"],"path.modules.158.createdAt":["Date"],"path.modules.158.updatedAt":["Date"],"path.modules.159.createdAt":["Date"],"path.modules.159.updatedAt":["Date"],"path.modules.160.createdAt":["Date"],"path.modules.160.updatedAt":["Date"],"path.modules.161.createdAt":["Date"],"path.modules.161.updatedAt":["Date"],"path.modules.162.createdAt":["Date"],"path.modules.162.updatedAt":["Date"],"path.modules.163.createdAt":["Date"],"path.modules.163.updatedAt":["Date"],"path.modules.164.createdAt":["Date"],"path.modules.164.updatedAt":["Date"],"path.modules.165.createdAt":["Date"],"path.modules.165.updatedAt":["Date"],"path.modules.166.createdAt":["Date"],"path.modules.166.updatedAt":["Date"],"path.modules.167.createdAt":["Date"],"path.modules.167.updatedAt":["Date"],"path.modules.168.createdAt":["Date"],"path.modules.168.updatedAt":["Date"],"path.modules.169.createdAt":["Date"],"path.modules.169.updatedAt":["Date"],"path.modules.170.createdAt":["Date"],"path.modules.170.updatedAt":["Date"],"path.modules.171.createdAt":["Date"],"path.modules.171.updatedAt":["Date"],"path.modules.172.createdAt":["Date"],"path.modules.172.updatedAt":["Date"],"path.modules.173.createdAt":["Date"],"path.modules.173.updatedAt":["Date"],"path.modules.174.createdAt":["Date"],"path.modules.174.updatedAt":["Date"],"path.modules.175.createdAt":["Date"],"path.modules.175.updatedAt":["Date"],"path.modules.176.createdAt":["Date"],"path.modules.176.updatedAt":["Date"],"path.modules.177.createdAt":["Date"],"path.modules.177.updatedAt":["Date"],"path.modules.178.createdAt":["Date"],"path.modules.178.updatedAt":["Date"],"path.modules.179.createdAt":["Date"],"path.modules.179.updatedAt":["Date"],"path.modules.180.createdAt":["Date"],"path.modules.180.updatedAt":["Date"],"path.modules.181.createdAt":["Date"],"path.modules.181.updatedAt":["Date"],"path.modules.182.createdAt":["Date"],"path.modules.182.updatedAt":["Date"],"path.modules.183.createdAt":["Date"],"path.modules.183.updatedAt":["Date"],"path.modules.184.createdAt":["Date"],"path.modules.184.updatedAt":["Date"],"path.modules.185.createdAt":["Date"],"path.modules.185.updatedAt":["Date"],"path.modules.186.createdAt":["Date"],"path.modules.186.updatedAt":["Date"],"path.modules.187.createdAt":["Date"],"path.modules.187.updatedAt":["Date"],"path.modules.188.createdAt":["Date"],"path.modules.188.updatedAt":["Date"],"path.modules.189.createdAt":["Date"],"path.modules.189.updatedAt":["Date"],"path.modules.190.createdAt":["Date"],"path.modules.190.updatedAt":["Date"],"path.modules.191.createdAt":["Date"],"path.modules.191.updatedAt":["Date"],"path.modules.192.createdAt":["Date"],"path.modules.192.updatedAt":["Date"],"path.modules.193.createdAt":["Date"],"path.modules.193.updatedAt":["Date"],"path.modules.194.createdAt":["Date"],"path.modules.194.updatedAt":["Date"],"path.modules.195.createdAt":["Date"],"path.modules.195.updatedAt":["Date"],"path.modules.196.createdAt":["Date"],"path.modules.196.updatedAt":["Date"],"path.modules.197.createdAt":["Date"],"path.modules.197.updatedAt":["Date"],"path.modules.198.createdAt":["Date"],"path.modules.198.updatedAt":["Date"],"path.modules.199.createdAt":["Date"],"path.modules.199.updatedAt":["Date"],"path.modules.200.createdAt":["Date"],"path.modules.200.updatedAt":["Date"],"path.modules.201.createdAt":["Date"],"path.modules.201.updatedAt":["Date"],"path.modules.202.createdAt":["Date"],"path.modules.202.updatedAt":["Date"],"path.modules.203.createdAt":["Date"],"path.modules.203.updatedAt":["Date"],"path.modules.204.createdAt":["Date"],"path.modules.204.updatedAt":["Date"],"path.modules.205.createdAt":["Date"],"path.modules.205.updatedAt":["Date"],"path.modules.206.createdAt":["Date"],"path.modules.206.updatedAt":["Date"],"path.modules.207.createdAt":["Date"],"path.modules.207.updatedAt":["Date"],"path.modules.208.createdAt":["Date"],"path.modules.208.updatedAt":["Date"],"path.modules.209.createdAt":["Date"],"path.modules.209.updatedAt":["Date"],"path.modules.210.createdAt":["Date"],"path.modules.210.updatedAt":["Date"],"path.modules.211.createdAt":["Date"],"path.modules.211.updatedAt":["Date"],"path.modules.212.createdAt":["Date"],"path.modules.212.updatedAt":["Date"],"path.modules.213.createdAt":["Date"],"path.modules.213.updatedAt":["Date"],"path.modules.214.createdAt":["Date"],"path.modules.214.updatedAt":["Date"],"path.modules.215.createdAt":["Date"],"path.modules.215.updatedAt":["Date"],"path.modules.216.createdAt":["Date"],"path.modules.216.updatedAt":["Date"],"path.modules.217.createdAt":["Date"],"path.modules.217.updatedAt":["Date"],"path.modules.218.createdAt":["Date"],"path.modules.218.updatedAt":["Date"],"path.modules.219.createdAt":["Date"],"path.modules.219.updatedAt":["Date"],"path.modules.220.createdAt":["Date"],"path.modules.220.updatedAt":["Date"],"path.modules.221.createdAt":["Date"],"path.modules.221.updatedAt":["Date"],"path.modules.222.createdAt":["Date"],"path.modules.222.updatedAt":["Date"],"path.modules.223.createdAt":["Date"],"path.modules.223.updatedAt":["Date"],"path.modules.224.createdAt":["Date"],"path.modules.224.updatedAt":["Date"],"path.modules.225.createdAt":["Date"],"path.modules.225.updatedAt":["Date"],"path.modules.226.createdAt":["Date"],"path.modules.226.updatedAt":["Date"],"path.modules.227.createdAt":["Date"],"path.modules.227.updatedAt":["Date"],"path.modules.228.createdAt":["Date"],"path.modules.228.updatedAt":["Date"],"path.modules.229.createdAt":["Date"],"path.modules.229.updatedAt":["Date"],"path.modules.230.createdAt":["Date"],"path.modules.230.updatedAt":["Date"],"path.modules.231.createdAt":["Date"],"path.modules.231.updatedAt":["Date"],"path.modules.232.createdAt":["Date"],"path.modules.232.updatedAt":["Date"],"path.modules.233.createdAt":["Date"],"path.modules.233.updatedAt":["Date"],"path.modules.234.createdAt":["Date"],"path.modules.234.updatedAt":["Date"],"path.modules.235.createdAt":["Date"],"path.modules.235.updatedAt":["Date"],"path.modules.236.createdAt":["Date"],"path.modules.236.updatedAt":["Date"],"path.modules.237.createdAt":["Date"],"path.modules.237.updatedAt":["Date"],"path.modules.238.createdAt":["Date"],"path.modules.238.updatedAt":["Date"],"path.modules.239.createdAt":["Date"],"path.modules.239.updatedAt":["Date"],"path.modules.240.createdAt":["Date"],"path.modules.240.updatedAt":["Date"],"path.modules.241.createdAt":["Date"],"path.modules.241.updatedAt":["Date"],"path.modules.242.createdAt":["Date"],"path.modules.242.updatedAt":["Date"],"path.modules.243.createdAt":["Date"],"path.modules.243.updatedAt":["Date"],"path.modules.244.createdAt":["Date"],"path.modules.244.updatedAt":["Date"],"path.modules.245.createdAt":["Date"],"path.modules.245.updatedAt":["Date"],"path.modules.246.createdAt":["Date"],"path.modules.246.updatedAt":["Date"],"path.modules.247.createdAt":["Date"],"path.modules.247.updatedAt":["Date"],"path.modules.248.createdAt":["Date"],"path.modules.248.updatedAt":["Date"],"path.modules.249.createdAt":["Date"],"path.modules.249.updatedAt":["Date"],"path.modules.250.createdAt":["Date"],"path.modules.250.updatedAt":["Date"],"path.modules.251.createdAt":["Date"],"path.modules.251.updatedAt":["Date"],"path.modules.252.createdAt":["Date"],"path.modules.252.updatedAt":["Date"],"path.modules.253.createdAt":["Date"],"path.modules.253.updatedAt":["Date"],"path.modules.254.createdAt":["Date"],"path.modules.254.updatedAt":["Date"],"path.modules.255.createdAt":["Date"],"path.modules.255.updatedAt":["Date"],"path.modules.256.createdAt":["Date"],"path.modules.256.updatedAt":["Date"],"path.modules.257.createdAt":["Date"],"path.modules.257.updatedAt":["Date"],"path.modules.258.createdAt":["Date"],"path.modules.258.updatedAt":["Date"],"path.modules.259.createdAt":["Date"],"path.modules.259.updatedAt":["Date"],"path.modules.260.createdAt":["Date"],"path.modules.260.updatedAt":["Date"],"path.modules.261.createdAt":["Date"],"path.modules.261.updatedAt":["Date"],"path.modules.262.createdAt":["Date"],"path.modules.262.updatedAt":["Date"],"path.modules.263.createdAt":["Date"],"path.modules.263.updatedAt":["Date"],"path.modules.264.createdAt":["Date"],"path.modules.264.updatedAt":["Date"],"path.modules.265.createdAt":["Date"],"path.modules.265.updatedAt":["Date"],"path.modules.266.createdAt":["Date"],"path.modules.266.updatedAt":["Date"],"path.modules.267.createdAt":["Date"],"path.modules.267.updatedAt":["Date"],"path.modules.268.createdAt":["Date"],"path.modules.268.updatedAt":["Date"],"path.modules.269.createdAt":["Date"],"path.modules.269.updatedAt":["Date"],"path.modules.270.createdAt":["Date"],"path.modules.270.updatedAt":["Date"],"path.modules.271.createdAt":["Date"],"path.modules.271.updatedAt":["Date"],"path.modules.272.createdAt":["Date"],"path.modules.272.updatedAt":["Date"],"currentModule.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.265.createdAt","currentModule.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.265.updatedAt","prevModule.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.264.createdAt","prevModule.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.264.updatedAt","nextModule.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.266.createdAt","nextModule.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.266.updatedAt","allModules.0.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.0.createdAt","allModules.0.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.0.updatedAt","allModules.1.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.1.createdAt","allModules.1.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.1.updatedAt","allModules.2.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.2.createdAt","allModules.2.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.2.updatedAt","allModules.3.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.3.createdAt","allModules.3.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.3.updatedAt","allModules.4.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.4.createdAt","allModules.4.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.4.updatedAt","allModules.5.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.5.createdAt","allModules.5.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.5.updatedAt","allModules.6.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.6.createdAt","allModules.6.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.6.updatedAt","allModules.7.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.7.createdAt","allModules.7.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.7.updatedAt","allModules.8.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.8.createdAt","allModules.8.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.8.updatedAt","allModules.9.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.9.createdAt","allModules.9.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.9.updatedAt","allModules.10.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.10.createdAt","allModules.10.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.10.updatedAt","allModules.11.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.11.createdAt","allModules.11.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.11.updatedAt","allModules.12.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.12.createdAt","allModules.12.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.12.updatedAt","allModules.13.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.13.createdAt","allModules.13.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.13.updatedAt","allModules.14.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.14.createdAt","allModules.14.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.14.updatedAt","allModules.15.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.15.createdAt","allModules.15.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.15.updatedAt","allModules.16.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.16.createdAt","allModules.16.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.16.updatedAt","allModules.17.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.17.createdAt","allModules.17.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.17.updatedAt","allModules.18.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.18.createdAt","allModules.18.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.18.updatedAt","allModules.19.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.19.createdAt","allModules.19.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.19.updatedAt","allModules.20.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.20.createdAt","allModules.20.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.20.updatedAt","allModules.21.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.21.createdAt","allModules.21.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.21.updatedAt","allModules.22.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.22.createdAt","allModules.22.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.22.updatedAt","allModules.23.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.23.createdAt","allModules.23.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.23.updatedAt","allModules.24.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.24.createdAt","allModules.24.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.24.updatedAt","allModules.25.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.25.createdAt","allModules.25.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.25.updatedAt","allModules.26.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.26.createdAt","allModules.26.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.26.updatedAt","allModules.27.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.27.createdAt","allModules.27.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.27.updatedAt","allModules.28.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.28.createdAt","allModules.28.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.28.updatedAt","allModules.29.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.29.createdAt","allModules.29.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.29.updatedAt","allModules.30.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.30.createdAt","allModules.30.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.30.updatedAt","allModules.31.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.31.createdAt","allModules.31.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.31.updatedAt","allModules.32.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.32.createdAt","allModules.32.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.32.updatedAt","allModules.33.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.33.createdAt","allModules.33.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.33.updatedAt","allModules.34.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.34.createdAt","allModules.34.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.34.updatedAt","allModules.35.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.35.createdAt","allModules.35.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.35.updatedAt","allModules.36.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.36.createdAt","allModules.36.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.36.updatedAt","allModules.37.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.37.createdAt","allModules.37.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.37.updatedAt","allModules.38.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.38.createdAt","allModules.38.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.38.updatedAt","allModules.39.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.39.createdAt","allModules.39.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.39.updatedAt","allModules.40.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.40.createdAt","allModules.40.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.40.updatedAt","allModules.41.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.41.createdAt","allModules.41.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.41.updatedAt","allModules.42.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.42.createdAt","allModules.42.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.42.updatedAt","allModules.43.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.43.createdAt","allModules.43.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.43.updatedAt","allModules.44.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.44.createdAt","allModules.44.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.44.updatedAt","allModules.45.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.45.createdAt","allModules.45.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.45.updatedAt","allModules.46.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.46.createdAt","allModules.46.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.46.updatedAt","allModules.47.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.47.createdAt","allModules.47.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.47.updatedAt","allModules.48.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.48.createdAt","allModules.48.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.48.updatedAt","allModules.49.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.49.createdAt","allModules.49.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.49.updatedAt","allModules.50.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.50.createdAt","allModules.50.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.50.updatedAt","allModules.51.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.51.createdAt","allModules.51.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.51.updatedAt","allModules.52.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.52.createdAt","allModules.52.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.52.updatedAt","allModules.53.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.53.createdAt","allModules.53.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.53.updatedAt","allModules.54.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.54.createdAt","allModules.54.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.54.updatedAt","allModules.55.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.55.createdAt","allModules.55.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.55.updatedAt","allModules.56.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.56.createdAt","allModules.56.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.56.updatedAt","allModules.57.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.57.createdAt","allModules.57.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.57.updatedAt","allModules.58.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.58.createdAt","allModules.58.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.58.updatedAt","allModules.59.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.59.createdAt","allModules.59.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.59.updatedAt","allModules.60.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.60.createdAt","allModules.60.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.60.updatedAt","allModules.61.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.61.createdAt","allModules.61.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.61.updatedAt","allModules.62.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.62.createdAt","allModules.62.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.62.updatedAt","allModules.63.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.63.createdAt","allModules.63.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.63.updatedAt","allModules.64.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.64.createdAt","allModules.64.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.64.updatedAt","allModules.65.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.65.createdAt","allModules.65.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.65.updatedAt","allModules.66.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.66.createdAt","allModules.66.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.66.updatedAt","allModules.67.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.67.createdAt","allModules.67.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.67.updatedAt","allModules.68.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.68.createdAt","allModules.68.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.68.updatedAt","allModules.69.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.69.createdAt","allModules.69.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.69.updatedAt","allModules.70.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.70.createdAt","allModules.70.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.70.updatedAt","allModules.71.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.71.createdAt","allModules.71.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.71.updatedAt","allModules.72.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.72.createdAt","allModules.72.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.72.updatedAt","allModules.73.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.73.createdAt","allModules.73.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.73.updatedAt","allModules.74.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.74.createdAt","allModules.74.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.74.updatedAt","allModules.75.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.75.createdAt","allModules.75.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.75.updatedAt","allModules.76.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.76.createdAt","allModules.76.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.76.updatedAt","allModules.77.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.77.createdAt","allModules.77.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.77.updatedAt","allModules.78.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.78.createdAt","allModules.78.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.78.updatedAt","allModules.79.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.79.createdAt","allModules.79.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.79.updatedAt","allModules.80.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.80.createdAt","allModules.80.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.80.updatedAt","allModules.81.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.81.createdAt","allModules.81.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.81.updatedAt","allModules.82.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.82.createdAt","allModules.82.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.82.updatedAt","allModules.83.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.83.createdAt","allModules.83.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.83.updatedAt","allModules.84.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.84.createdAt","allModules.84.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.84.updatedAt","allModules.85.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.85.createdAt","allModules.85.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.85.updatedAt","allModules.86.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.86.createdAt","allModules.86.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.86.updatedAt","allModules.87.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.87.createdAt","allModules.87.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.87.updatedAt","allModules.88.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.88.createdAt","allModules.88.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.88.updatedAt","allModules.89.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.89.createdAt","allModules.89.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.89.updatedAt","allModules.90.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.90.createdAt","allModules.90.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.90.updatedAt","allModules.91.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.91.createdAt","allModules.91.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.91.updatedAt","allModules.92.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.92.createdAt","allModules.92.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.92.updatedAt","allModules.93.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.93.createdAt","allModules.93.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.93.updatedAt","allModules.94.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.94.createdAt","allModules.94.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.94.updatedAt","allModules.95.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.95.createdAt","allModules.95.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.95.updatedAt","allModules.96.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.96.createdAt","allModules.96.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.96.updatedAt","allModules.97.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.97.createdAt","allModules.97.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.97.updatedAt","allModules.98.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.98.createdAt","allModules.98.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.98.updatedAt","allModules.99.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.99.createdAt","allModules.99.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.99.updatedAt","allModules.100.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.100.createdAt","allModules.100.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.100.updatedAt","allModules.101.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.101.createdAt","allModules.101.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.101.updatedAt","allModules.102.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.102.createdAt","allModules.102.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.102.updatedAt","allModules.103.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.103.createdAt","allModules.103.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.103.updatedAt","allModules.104.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.104.createdAt","allModules.104.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.104.updatedAt","allModules.105.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.105.createdAt","allModules.105.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.105.updatedAt","allModules.106.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.106.createdAt","allModules.106.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.106.updatedAt","allModules.107.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.107.createdAt","allModules.107.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.107.updatedAt","allModules.108.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.108.createdAt","allModules.108.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.108.updatedAt","allModules.109.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.109.createdAt","allModules.109.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.109.updatedAt","allModules.110.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.110.createdAt","allModules.110.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.110.updatedAt","allModules.111.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.111.createdAt","allModules.111.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.111.updatedAt","allModules.112.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.112.createdAt","allModules.112.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.112.updatedAt","allModules.113.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.113.createdAt","allModules.113.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.113.updatedAt","allModules.114.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.114.createdAt","allModules.114.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.114.updatedAt","allModules.115.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.115.createdAt","allModules.115.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.115.updatedAt","allModules.116.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.116.createdAt","allModules.116.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.116.updatedAt","allModules.117.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.117.createdAt","allModules.117.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.117.updatedAt","allModules.118.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.118.createdAt","allModules.118.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.118.updatedAt","allModules.119.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.119.createdAt","allModules.119.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.119.updatedAt","allModules.120.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.120.createdAt","allModules.120.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.120.updatedAt","allModules.121.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.121.createdAt","allModules.121.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.121.updatedAt","allModules.122.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.122.createdAt","allModules.122.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.122.updatedAt","allModules.123.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.123.createdAt","allModules.123.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.123.updatedAt","allModules.124.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.124.createdAt","allModules.124.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.124.updatedAt","allModules.125.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.125.createdAt","allModules.125.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.125.updatedAt","allModules.126.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.126.createdAt","allModules.126.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.126.updatedAt","allModules.127.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.127.createdAt","allModules.127.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.127.updatedAt","allModules.128.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.128.createdAt","allModules.128.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.128.updatedAt","allModules.129.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.129.createdAt","allModules.129.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.129.updatedAt","allModules.130.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.130.createdAt","allModules.130.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.130.updatedAt","allModules.131.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.131.createdAt","allModules.131.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.131.updatedAt","allModules.132.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.132.createdAt","allModules.132.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.132.updatedAt","allModules.133.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.133.createdAt","allModules.133.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.133.updatedAt","allModules.134.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.134.createdAt","allModules.134.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.134.updatedAt","allModules.135.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.135.createdAt","allModules.135.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.135.updatedAt","allModules.136.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.136.createdAt","allModules.136.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.136.updatedAt","allModules.137.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.137.createdAt","allModules.137.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.137.updatedAt","allModules.138.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.138.createdAt","allModules.138.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.138.updatedAt","allModules.139.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.139.createdAt","allModules.139.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.139.updatedAt","allModules.140.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.140.createdAt","allModules.140.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.140.updatedAt","allModules.141.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.141.createdAt","allModules.141.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.141.updatedAt","allModules.142.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.142.createdAt","allModules.142.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.142.updatedAt","allModules.143.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.143.createdAt","allModules.143.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.143.updatedAt","allModules.144.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.144.createdAt","allModules.144.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.144.updatedAt","allModules.145.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.145.createdAt","allModules.145.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.145.updatedAt","allModules.146.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.146.createdAt","allModules.146.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.146.updatedAt","allModules.147.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.147.createdAt","allModules.147.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.147.updatedAt","allModules.148.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.148.createdAt","allModules.148.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.148.updatedAt","allModules.149.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.149.createdAt","allModules.149.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.149.updatedAt","allModules.150.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.150.createdAt","allModules.150.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.150.updatedAt","allModules.151.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.151.createdAt","allModules.151.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.151.updatedAt","allModules.152.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.152.createdAt","allModules.152.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.152.updatedAt","allModules.153.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.153.createdAt","allModules.153.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.153.updatedAt","allModules.154.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.154.createdAt","allModules.154.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.154.updatedAt","allModules.155.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.155.createdAt","allModules.155.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.155.updatedAt","allModules.156.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.156.createdAt","allModules.156.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.156.updatedAt","allModules.157.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.157.createdAt","allModules.157.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.157.updatedAt","allModules.158.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.158.createdAt","allModules.158.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.158.updatedAt","allModules.159.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.159.createdAt","allModules.159.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.159.updatedAt","allModules.160.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.160.createdAt","allModules.160.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.160.updatedAt","allModules.161.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.161.createdAt","allModules.161.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.161.updatedAt","allModules.162.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.162.createdAt","allModules.162.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.162.updatedAt","allModules.163.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.163.createdAt","allModules.163.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.163.updatedAt","allModules.164.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.164.createdAt","allModules.164.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.164.updatedAt","allModules.165.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.165.createdAt","allModules.165.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.165.updatedAt","allModules.166.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.166.createdAt","allModules.166.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.166.updatedAt","allModules.167.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.167.createdAt","allModules.167.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.167.updatedAt","allModules.168.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.168.createdAt","allModules.168.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.168.updatedAt","allModules.169.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.169.createdAt","allModules.169.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.169.updatedAt","allModules.170.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.170.createdAt","allModules.170.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.170.updatedAt","allModules.171.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.171.createdAt","allModules.171.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.171.updatedAt","allModules.172.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.172.createdAt","allModules.172.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.172.updatedAt","allModules.173.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.173.createdAt","allModules.173.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.173.updatedAt","allModules.174.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.174.createdAt","allModules.174.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.174.updatedAt","allModules.175.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.175.createdAt","allModules.175.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.175.updatedAt","allModules.176.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.176.createdAt","allModules.176.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.176.updatedAt","allModules.177.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.177.createdAt","allModules.177.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.177.updatedAt","allModules.178.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.178.createdAt","allModules.178.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.178.updatedAt","allModules.179.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.179.createdAt","allModules.179.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.179.updatedAt","allModules.180.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.180.createdAt","allModules.180.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.180.updatedAt","allModules.181.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.181.createdAt","allModules.181.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.181.updatedAt","allModules.182.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.182.createdAt","allModules.182.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.182.updatedAt","allModules.183.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.183.createdAt","allModules.183.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.183.updatedAt","allModules.184.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.184.createdAt","allModules.184.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.184.updatedAt","allModules.185.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.185.createdAt","allModules.185.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.185.updatedAt","allModules.186.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.186.createdAt","allModules.186.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.186.updatedAt","allModules.187.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.187.createdAt","allModules.187.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.187.updatedAt","allModules.188.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.188.createdAt","allModules.188.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.188.updatedAt","allModules.189.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.189.createdAt","allModules.189.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.189.updatedAt","allModules.190.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.190.createdAt","allModules.190.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.190.updatedAt","allModules.191.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.191.createdAt","allModules.191.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.191.updatedAt","allModules.192.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.192.createdAt","allModules.192.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.192.updatedAt","allModules.193.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.193.createdAt","allModules.193.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.193.updatedAt","allModules.194.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.194.createdAt","allModules.194.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.194.updatedAt","allModules.195.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.195.createdAt","allModules.195.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.195.updatedAt","allModules.196.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.196.createdAt","allModules.196.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.196.updatedAt","allModules.197.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.197.createdAt","allModules.197.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.197.updatedAt","allModules.198.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.198.createdAt","allModules.198.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.198.updatedAt","allModules.199.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.199.createdAt","allModules.199.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.199.updatedAt","allModules.200.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.200.createdAt","allModules.200.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.200.updatedAt","allModules.201.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.201.createdAt","allModules.201.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.201.updatedAt","allModules.202.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.202.createdAt","allModules.202.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.202.updatedAt","allModules.203.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.203.createdAt","allModules.203.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.203.updatedAt","allModules.204.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.204.createdAt","allModules.204.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.204.updatedAt","allModules.205.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.205.createdAt","allModules.205.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.205.updatedAt","allModules.206.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.206.createdAt","allModules.206.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.206.updatedAt","allModules.207.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.207.createdAt","allModules.207.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.207.updatedAt","allModules.208.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.208.createdAt","allModules.208.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.208.updatedAt","allModules.209.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.209.createdAt","allModules.209.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.209.updatedAt","allModules.210.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.210.createdAt","allModules.210.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.210.updatedAt","allModules.211.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.211.createdAt","allModules.211.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.211.updatedAt","allModules.212.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.212.createdAt","allModules.212.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.212.updatedAt","allModules.213.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.213.createdAt","allModules.213.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.213.updatedAt","allModules.214.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.214.createdAt","allModules.214.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.214.updatedAt","allModules.215.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.215.createdAt","allModules.215.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.215.updatedAt","allModules.216.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.216.createdAt","allModules.216.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.216.updatedAt","allModules.217.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.217.createdAt","allModules.217.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.217.updatedAt","allModules.218.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.218.createdAt","allModules.218.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.218.updatedAt","allModules.219.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.219.createdAt","allModules.219.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.219.updatedAt","allModules.220.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.220.createdAt","allModules.220.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.220.updatedAt","allModules.221.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.221.createdAt","allModules.221.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.221.updatedAt","allModules.222.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.222.createdAt","allModules.222.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.222.updatedAt","allModules.223.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.223.createdAt","allModules.223.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.223.updatedAt","allModules.224.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.224.createdAt","allModules.224.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.224.updatedAt","allModules.225.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.225.createdAt","allModules.225.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.225.updatedAt","allModules.226.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.226.createdAt","allModules.226.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.226.updatedAt","allModules.227.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.227.createdAt","allModules.227.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.227.updatedAt","allModules.228.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.228.createdAt","allModules.228.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.228.updatedAt","allModules.229.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.229.createdAt","allModules.229.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.229.updatedAt","allModules.230.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.230.createdAt","allModules.230.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.230.updatedAt","allModules.231.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.231.createdAt","allModules.231.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.231.updatedAt","allModules.232.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.232.createdAt","allModules.232.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.232.updatedAt","allModules.233.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.233.createdAt","allModules.233.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.233.updatedAt","allModules.234.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.234.createdAt","allModules.234.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.234.updatedAt","allModules.235.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.235.createdAt","allModules.235.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.235.updatedAt","allModules.236.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.236.createdAt","allModules.236.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.236.updatedAt","allModules.237.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.237.createdAt","allModules.237.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.237.updatedAt","allModules.238.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.238.createdAt","allModules.238.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.238.updatedAt","allModules.239.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.239.createdAt","allModules.239.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.239.updatedAt","allModules.240.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.240.createdAt","allModules.240.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.240.updatedAt","allModules.241.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.241.createdAt","allModules.241.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.241.updatedAt","allModules.242.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.242.createdAt","allModules.242.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.242.updatedAt","allModules.243.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.243.createdAt","allModules.243.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.243.updatedAt","allModules.244.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.244.createdAt","allModules.244.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.244.updatedAt","allModules.245.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.245.createdAt","allModules.245.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.245.updatedAt","allModules.246.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.246.createdAt","allModules.246.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.246.updatedAt","allModules.247.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.247.createdAt","allModules.247.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.247.updatedAt","allModules.248.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.248.createdAt","allModules.248.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.248.updatedAt","allModules.249.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.249.createdAt","allModules.249.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.249.updatedAt","allModules.250.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.250.createdAt","allModules.250.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.250.updatedAt","allModules.251.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.251.createdAt","allModules.251.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.251.updatedAt","allModules.252.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.252.createdAt","allModules.252.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.252.updatedAt","allModules.253.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.253.createdAt","allModules.253.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.253.updatedAt","allModules.254.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.254.createdAt","allModules.254.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.254.updatedAt","allModules.255.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.255.createdAt","allModules.255.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.255.updatedAt","allModules.256.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.256.createdAt","allModules.256.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.256.updatedAt","allModules.257.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.257.createdAt","allModules.257.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.257.updatedAt","allModules.258.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.258.createdAt","allModules.258.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.258.updatedAt","allModules.259.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.259.createdAt","allModules.259.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.259.updatedAt","allModules.260.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.260.createdAt","allModules.260.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.260.updatedAt","allModules.261.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.261.createdAt","allModules.261.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.261.updatedAt","allModules.262.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.262.createdAt","allModules.262.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.262.updatedAt","allModules.263.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.263.createdAt","allModules.263.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.263.updatedAt","allModules.264.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.264.createdAt","allModules.264.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.264.updatedAt","allModules.265.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.265.createdAt","allModules.265.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.265.updatedAt","allModules.266.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.266.createdAt","allModules.266.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.266.updatedAt","allModules.267.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.267.createdAt","allModules.267.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.267.updatedAt","allModules.268.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.268.createdAt","allModules.268.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.268.updatedAt","allModules.269.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.269.createdAt","allModules.269.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.269.updatedAt","allModules.270.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.270.createdAt","allModules.270.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.270.updatedAt","allModules.271.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.271.createdAt","allModules.271.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.271.updatedAt","allModules.272.createdAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.272.createdAt","allModules.272.updatedAt":"$45:props:state:queries:1:state:data:meta:values:path.modules.272.updatedAt"},"referentialEqualities":{"allModules":["path.modules"],"prevModule":["path.modules.264"],"currentModule":["path.modules.265"],"nextModule":["path.modules.266"]},"v":1}},"dataUpdateCount":1,"dataUpdatedAt":1792199794420,"error":null,"errorUpdateCount":0,"errorUpdatedAt":0,"fetchFailureCount":0,"fetchFailureReason":null,"fetchMeta":null,"isInvalidated":false,"status":"success","fetchStatus":"idle"},"queryKey":[["learningPaths","getModule"],{"input":{"pathSlug":"hld-system-design","contentType":"LEARNING","contentSlug":"uber-lyft-ridesharing"},"type":"query"}],"queryHash":"[[\"learningPaths\",\"getModule\"],{\"input\":{\"contentSlug\":\"uber-lyft-ridesharing\",\"contentType\":\"LEARNING\",\"pathSlug\":\"hld-system-design\"},\"type\":\"query\"}]"},{"dehydratedAt":1792199794528,"state":{"data":{"json":{"id":"seed_1b31a8c941cf54ef660e2fd296b46543","slug":"uber-lyft-ridesharing","category":"System Design (HLD)","topic":"Commerce & Infrastructure Systems","title":"Uber / Lyft Ride-Sharing System Design","description":"Master the design of ride-sharing platforms handling millions of concurrent riders and drivers. Learn real-time location tracking, matching algorithms, surge pricing, ETA calculation, and trip management at scale.","difficulty":"ADVANCED","estimatedMinutes":180,"pages":[{"id":"seed_52e2f336b686babf05624b7ad64b5ceb","title":"Requirements: Match Riders and Drivers","order":0,"content":[{"id":"opening-hook","title":"The Real-Time Matching Challenge","content":[{"data":{"content":"At any given second, Uber operates across 10,000+ cities globally, processing over **25 million trips per day**. This means roughly **290 ride requests per second** on average, with peaks exceeding **1,000+ requests per second** during rush hours. For each request, the system must perform a seemingly simple task: find a nearby driver and connect them with a rider.\n\nBut beneath this simplicity lies extraordinary complexity. The system must track millions of moving vehicles in real-time, match riders to optimal drivers within milliseconds, handle payment processing, route calculation, fare estimation—all while maintaining 99.99% availability. A 15-second delay in matching can cause riders to abandon the app. A system outage during New Year's Eve could strand millions.\n\n**This is not just a matching problem—it's a distributed systems masterclass disguised as a consumer app.**"},"type":"text"},{"data":{"icon":"Target","title":"What You Will Learn","content":"By completing this module, you will be able to design a production-grade ride-sharing system from scratch. You'll understand how to handle real-time location tracking at scale, implement efficient rider-driver matching, calculate dynamic pricing, estimate accurate ETAs, and manage the complete trip lifecycle—all while maintaining the reliability that users expect.","variant":"info"},"type":"callout"}]},{"id":"understanding-domain","title":"Understanding the Ride-Sharing Domain","content":[{"data":{"content":"$71"},"type":"text"},{"data":{"rows":[["Riders","Quick pickup, accurate ETA, fair pricing, safety","Wait time < 5 min, price accuracy, 5-star experience","Real-time matching, accurate estimation, rating system"],["Drivers","Consistent earnings, efficient routing, fair dispatch","Earnings/hour, utilization rate, navigation quality","Load balancing, route optimization, transparent allocation"],["Platform","Market liquidity, unit economics, scalability","Trips/day, take rate, CAC/LTV ratios","High availability, fraud prevention, cost efficiency"],["Regulators","Safety, fair labor practices, accessibility","Incident rates, driver treatment, ADA compliance","Background checks, audit trails, accessibility features"]],"caption":"Key Stakeholders and Their Needs","headers":["Stakeholder","Primary Needs","Success Metrics","Technical Implications"]},"type":"table"},{"data":{"icon":"Info","title":"Two-Sided Marketplace Dynamics","content":"The platform must maintain a delicate balance. Too many drivers and not enough riders means drivers earn poorly and leave. Too many riders and not enough drivers means long wait times and rider churn. Surge pricing is fundamentally a mechanism to maintain this balance in real-time.","variant":"note"},"type":"callout"}],"titleType":"number","titleNumber":1},{"id":"functional-requirements","title":"Functional Requirements","content":[{"data":{"content":"Functional requirements define **what the system must do**. For a ride-sharing platform, these span the complete user journey for both riders and drivers.\n\n### Rider-Side Functionality\n\nThe rider experience begins before the app is opened and extends beyond the trip completion:"},"type":"text"},{"data":{"items":["**Account Management** — Registration, login, profile management, payment methods, saved addresses, ride history","**Ride Request** — Select pickup location (auto-detect or manual), select destination, choose ride type (economy, premium, shared), view fare estimate before confirming","**Driver Matching** — System finds optimal driver, rider sees driver details, vehicle info, real-time ETA to pickup","**Trip Tracking** — Real-time map showing driver en route, notifications for arrival, in-trip navigation visibility, share trip with contacts","**Payment Processing** — Automatic fare calculation, multiple payment methods, tipping, receipt generation, fare splitting","**Rating & Feedback** — Post-trip driver rating, issue reporting, lost item recovery, support ticket creation"],"title":{"icon":"Target","text":"Core Rider Features","type":"icon","color":"primary","variant":"outline-circle"},"variant":"accent"},"type":"list"},{"data":{"content":"### Driver-Side Functionality\n\nDrivers have fundamentally different needs focused on earnings optimization and operational efficiency:"},"type":"text"},{"data":{"items":["**Onboarding** — Document verification (license, insurance, vehicle registration), background check status, vehicle inspection scheduling","**Availability Toggle** — Go online/offline, set destination preferences (driver heading home), view surge zones nearby","**Trip Dispatch** — Receive trip requests with pickup distance and estimated fare, accept/decline within time limit, batch trip offers","**Navigation** — Turn-by-turn directions to pickup, optimized route to destination, traffic-aware re-routing","**Trip Management** — Mark arrived at pickup, start trip, end trip, handle rider no-shows, cancel with reason","**Earnings Dashboard** — Real-time earnings today, weekly summaries, bonus/incentive tracking, instant cash-out options"],"title":{"icon":"Target","text":"Core Driver Features","type":"icon","color":"primary","variant":"outline-circle"},"variant":"accent"},"type":"list"},{"data":{"content":"### Platform-Side Functionality\n\nBeyond user-facing features, the platform requires extensive operational capabilities:"},"type":"text"},{"data":{"items":["**Dynamic Pricing** — Real-time supply/demand analysis, surge multiplier computation, price transparency communication","**Fraud Detection** — Fake GPS detection, payment fraud prevention, account abuse identification, driver collusion detection","**Safety Features** — Real-time trip monitoring, emergency SOS button, abnormal route detection, speed monitoring","**Analytics & Reporting** — Operational dashboards, regulatory compliance reports, financial reconciliation, driver/rider insights","**Customer Support** — Ticket routing, refund processing, dispute resolution, escalation handling"],"title":{"icon":"Sparkles","text":"Platform Operations","type":"icon","color":"primary","variant":"outline-circle"},"variant":"glass"},"type":"list"}],"titleType":"number","titleNumber":2},{"id":"non-functional-requirements","title":"Non-Functional Requirements","content":[{"data":{"content":"Non-functional requirements define **how well the system must perform**. For a real-time platform like Uber, these requirements are often more challenging than functional requirements.\n\n### Availability and Reliability\n\nRide-sharing is a **mission-critical service** for many users. When someone needs to catch a flight or get home safely at night, the app must work."},"type":"text"},{"data":{"rows":[["Core Matching Service","99.99%","52 minutes","Direct impact on revenue; each minute of downtime = millions in lost trips"],["Location Services","99.99%","52 minutes","Real-time tracking required for matching and safety"],["Payment Processing","99.95%","4.4 hours","Slightly more tolerant; can defer payment processing briefly"],["Driver App","99.9%","8.7 hours","Must function during internet connectivity issues"],["Analytics/Reporting","99.5%","1.8 days","Internal system; degradation acceptable"]],"caption":"Availability Requirements by Component","headers":["Component","Target Availability","Max Downtime/Year","Justification"]},"type":"table"},{"data":{"content":"### Latency Requirements\n\nLatency directly impacts user experience and completion rates. Studies show that **each additional second of wait time increases rider abandonment by 2-3%**."},"type":"text"},{"data":{"rows":[["Ride request to match confirmation","< 2 sec","< 5 sec","< 10 sec"],["Driver location update processing","< 100ms","< 500ms","< 1 sec"],["ETA calculation","< 200ms","< 1 sec","< 2 sec"],["Fare estimation","< 300ms","< 1 sec","< 2 sec"],["Map tile loading","< 100ms","< 500ms","< 1 sec"]],"caption":"Latency SLAs for Critical Operations","headers":["Operation","P50 Target","P99 Target","P99.9 Target"]},"type":"table"},{"data":{"content":"### Scalability Requirements\n\nThe system must handle extreme load variations—from quiet Tuesday mornings to New Year's Eve peaks:"},"type":"text"},{"data":{"items":["**Concurrent active drivers**: 5 million globally during peak hours","**Location updates**: Each driver sends GPS every 4 seconds → 1.25 million location updates/second","**Ride requests**: 1,000+ requests/second during peak, 10,000+ during major events","**Peak load handling**: Must sustain 10x normal load during major events without degradation","**Geographic distribution**: Serve 10,000+ cities with data locality for latency requirements"],"title":{"icon":"Zap","text":"Scale Targets","type":"icon","color":"primary","variant":"outline-circle"},"variant":"accent"},"type":"list"},{"data":{"icon":"AlertCircle","title":"The Flash Crowd Problem","content":"When a major event ends (concert, sports game), thousands of riders simultaneously request rides in a tiny geographic area. The system must handle these 'flash crowds' without cascading failures. This is often the hardest scaling challenge—not steady-state load but sudden, localized spikes.","variant":"warning"},"type":"callout"},{"data":{"content":"### Consistency Requirements\n\nRide-sharing has unique consistency challenges because it deals with **real-world state** (physical locations of cars and people) that must be reflected in **system state**:"},"type":"text"},{"data":{"items":["**Driver assignment must be strongly consistent** — A driver can only accept one trip at a time. Double-booking creates terrible experiences for all parties.","**Payment processing must be exactly-once** — Charging riders twice or paying drivers twice means financial loss and trust erosion.","**Location data can be eventually consistent** — Slight staleness (1-2 seconds) is acceptable for location display; the world is inherently fuzzy.","**Trip state must be linearizable** — The sequence of trip events (requested → matched → started → completed) must be totally ordered."],"title":{"icon":"CheckCircle","text":"Consistency Constraints","type":"icon","color":"primary","variant":"outline-circle"},"variant":"glass"},"type":"list"}],"titleType":"number","titleNumber":3},{"id":"scale-estimation","title":"Back-of-Envelope Scale Estimation","content":[{"data":{"content":"Before designing systems, we must understand the scale we're targeting. Let's work through realistic estimates based on Uber's public data and reasonable assumptions.\n\n### Traffic Estimation"},"type":"text"},{"data":{"code":"$72","fileName":"scale-estimation.txt","showLineNumbers":true},"type":"code"},{"data":{"content":"### Infrastructure Implications\n\nThese numbers translate to concrete infrastructure requirements:"},"type":"text"},{"data":{"rows":[["Location Ingestion","1.25M writes/second","Kafka/Kinesis for buffering; time-series optimized storage"],["Spatial Queries","6,000+ queries/second","Geospatial indexing (R-trees, geohashes); in-memory caching"],["Matching Engine","1,200+ matches/second","Distributed state management; optimistic concurrency"],["Trip Database","50K+ reads/second, 25K+ writes/second","Sharded PostgreSQL or DynamoDB; read replicas"],["Real-time Push","10M+ active WebSocket connections","Dedicated push infrastructure; connection pooling"]],"caption":"Infrastructure Requirements Summary","headers":["Component","Capacity Requirement","Technology Implications"]},"type":"table"},{"data":{"icon":"Lightbulb","title":"Interview Insight","content":"In system design interviews, explicitly walking through scale estimation demonstrates engineering maturity. Interviewers want to see that you can translate business requirements into concrete numbers that drive architectural decisions. The specific numbers matter less than showing the methodology.","variant":"tip"},"type":"callout"}],"titleType":"number","titleNumber":4},{"id":"matching-problem","title":"The Rider-Driver Matching Problem","content":[{"data":{"content":"At the heart of any ride-sharing platform is the **matching problem**: given a rider requesting a trip and a set of available drivers, which driver should be assigned?\n\nThis seemingly simple question has profound complexity:\n\n### Naive Approach: Nearest Driver\n\nThe intuitive solution is to find the closest available driver. But this approach has serious flaws:"},"type":"text"},{"data":{"left":[{"data":{"items":["**Physical distance ≠ travel time** — A driver 500m away across a river may take 15 minutes; one 1km away on the same road takes 3 minutes","**Ignores driver trajectory** — A driver moving toward you at 50 km/h is preferable to a stationary one closer by","**No global optimization** — Assigning driver A to rider 1 might prevent optimal assignment for riders 2, 3, 4","**Fairness issues** — Drivers in high-demand areas get all trips; outlying drivers never get requests"],"title":{"icon":"XCircle","text":"Problems with Nearest Driver","type":"icon","color":"destructive","variant":"outline-circle"},"variant":"accent"},"type":"list"}],"right":[{"data":{"items":["**ETA-based distance** — Use actual travel time considering traffic, road network, turn restrictions","**Trajectory prediction** — Model where drivers will be, not just where they are","**Batch optimization** — Consider multiple riders and drivers simultaneously for global optimum","**Driver preferences** — Account for driver's destination, earnings goals, and historical patterns"],"title":{"icon":"CheckCircle","text":"Optimal Matching Considerations","type":"icon","color":"primary","variant":"outline-circle"},"variant":"accent"},"type":"list"}]},"type":"two-column"},{"data":{"content":"### Matching as an Optimization Problem\n\nThe optimal matching problem can be formalized as **bipartite graph matching with costs**:\n\n- **Vertices**: Set of riders R and set of available drivers D\n- **Edges**: Connect each rider to all drivers within feasible pickup range\n- **Edge weights**: Estimated pickup time (or a composite score including ETA, driver rating, vehicle type match)\n- **Objective**: Minimize total weighted pickup time across all assignments\n\nThis is a variant of the **assignment problem**, solvable optimally using the **Hungarian algorithm** in O(n³) time. However, at Uber's scale with thousands of riders and drivers per city per second, this approach is too slow."},"type":"text"},{"data":{"icon":"Info","title":"Real-World Matching Approach","content":"In practice, ride-sharing platforms use **hierarchical approaches**: first filter to a small candidate set using spatial indexing (geohash cells), then run sophisticated matching/scoring within that subset. This reduces the problem from millions of possibilities to tens or hundreds, making advanced optimization feasible.","variant":"note"},"type":"callout"},{"data":{"content":"### Matching Algorithm Tradeoffs\n\nDifferent matching strategies offer different tradeoffs:"},"type":"text"},{"data":{"rows":[["Nearest available (greedy)","Very low (~10ms)","Poor","Poor","Trivial"],["Lowest ETA (greedy)","Low (~50ms)","Moderate","Poor","Requires routing API"],["Batch matching (periodic)","Higher (100-500ms)","Good","Good","Moderate complexity"],["Real-time optimization","Medium (~100ms)","Near-optimal","Excellent","High complexity"]],"caption":"Matching Strategy Comparison","headers":["Strategy","Latency","Optimality","Fairness","Complexity"]},"type":"table"},{"data":{"content":"**Uber's Evolution:**\n\nUber started with simple nearest-driver matching and progressively evolved:\n\n1. **2010-2012**: Nearest available driver within radius\n2. **2012-2015**: ETA-based matching with basic supply positioning\n3. **2015-2018**: Batch matching with prediction models\n4. **2018-present**: Real-time optimization with machine learning scoring, batched dispatch, and forward-looking optimization\n\nThis evolution reflects a general principle: **start simple, instrument heavily, optimize iteratively**. Premature optimization of matching would have delayed launch; over-simplified matching long-term would have hurt market efficiency."},"type":"text"}],"titleType":"number","titleNumber":5},{"id":"system-boundaries","title":"Defining System Boundaries","content":[{"data":{"content":"A ride-sharing platform doesn't exist in isolation. Understanding what's **in scope** versus **out of scope** is critical for focused system design.\n\n### Core Platform (In Scope)"},"type":"text"},{"data":{"items":["**Location Services** — Ingesting, storing, and querying real-time driver locations","**Matching Engine** — Connecting riders with optimal drivers","**Trip Management** — Handling trip lifecycle from request to completion","**Pricing Engine** — Fare estimation, surge pricing, final fare calculation","**ETA Service** — Estimating pickup times and trip durations","**Real-time Communication** — Push notifications, in-app messaging between rider/driver"],"title":{"icon":"CheckCircle","text":"What We're Designing","type":"icon","color":"primary","variant":"outline-circle"},"variant":"accent"},"type":"list"},{"data":{"content":"### Supporting Services (Reference Only)"},"type":"text"},{"data":{"items":["**Maps & Routing** — Assume access to a routing service (Google Maps, OSRM, or internal) providing ETAs and routes","**Payment Processing** — Assume a payment gateway handling actual charges (Stripe, Braintree, or internal)","**Identity & Authentication** — Assume user authentication is handled by an auth service","**Fraud Detection** — Referenced but not deeply designed in this module"],"title":{"icon":"Info","text":"Adjacent Systems We'll Reference","type":"icon","color":"primary","variant":"outline-circle"},"variant":"glass"},"type":"list"},{"data":{"content":"### Explicitly Out of Scope"},"type":"text"},{"data":{"items":["Driver onboarding and document verification workflow","Customer support ticketing system","Marketing and promotional systems","Internal analytics and data warehouse","Food delivery (Uber Eats) or other verticals","Autonomous vehicle integration"],"title":{"icon":"XCircle","text":"Not Covered in This Design","type":"icon","color":"destructive","variant":"outline-circle"},"variant":"accent"},"type":"list"},{"data":{"icon":"Lightbulb","title":"Interview Strategy: Scope First","content":"In system design interviews, explicitly stating scope before diving into architecture demonstrates structured thinking. Interviewers often intentionally leave requirements ambiguous—clarifying scope shows you won't waste time designing the wrong system.","variant":"tip"},"type":"callout"}],"titleType":"number","titleNumber":6},{"id":"key-challenges","title":"Key Design Challenges Preview","content":[{"data":{"content":"Now that we understand the requirements, let's preview the major technical challenges we'll solve in subsequent pages. Each challenge will receive deep treatment:\n\n### Challenge 1: Real-Time Location Tracking at Scale\n\n**The Problem:** 5 million drivers each sending GPS coordinates every 4 seconds generates 1.25 million writes per second. This data must be:\n- Ingested without loss\n- Indexed spatially for fast nearby-driver queries\n- Expired when drivers go offline\n- Made available globally with low latency\n\n**Why It's Hard:** Traditional databases can't handle this write volume with spatial query performance. We need specialized infrastructure."},"type":"text"},{"data":{"content":"### Challenge 2: Efficient Matching at Scale\n\n**The Problem:** When a rider requests a trip, we must:\n- Find all available drivers within ~5 km (potentially thousands)\n- Calculate ETA to pickup for each candidate\n- Score candidates on multiple factors (ETA, rating, vehicle, driver preferences)\n- Assign the optimal driver atomically (no double-booking)\n\n**Why It's Hard:** Spatial queries, ETA calculations, and atomic assignment must complete in under 2 seconds—ideally under 1 second. The system must be globally consistent for driver assignment while allowing eventual consistency for location data."},"type":"text"},{"data":{"content":"### Challenge 3: Dynamic Pricing in Real-Time\n\n**The Problem:** Surge pricing must:\n- Reflect hyperlocal supply/demand imbalances (different pricing 1 km apart)\n- Update continuously (every few minutes)\n- Incentivize driver repositioning\n- Be explainable to riders\n\n**Why It's Hard:** Computing optimal prices requires aggregating supply/demand across geographic cells, predicting near-term demand, and balancing multiple objectives (rider experience, driver earnings, platform revenue)."},"type":"text"},{"data":{"content":"### Challenge 4: Accurate ETA Calculation\n\n**The Problem:** ETAs must be accurate for:\n- Pickup time (driver to rider)\n- Trip duration (origin to destination)\n- Surge zone validity (will demand persist?)\n\n**Why It's Hard:** Traffic is dynamic and unpredictable. Road conditions change. Special events create anomalies. Historical patterns may not apply. Yet users expect accuracy within 10-20%."},"type":"text"},{"data":{"content":"### Challenge 5: Reliable Trip State Management\n\n**The Problem:** Trips go through complex state transitions:\n\n```\nREQUESTED → MATCHING → DRIVER_ASSIGNED → DRIVER_EN_ROUTE → \nDRIVER_ARRIVED → TRIP_STARTED → TRIP_COMPLETED → PAYMENT_PROCESSED\n```\n\nEach transition has business rules, must be durable, may trigger external systems (notifications, payment), and must handle failures gracefully.\n\n**Why It's Hard:** Distributed systems can have partial failures. What happens if payment processing times out after trip completion? What if the driver's app crashes mid-trip? We need robust state machines with explicit failure handling."},"type":"text"},{"data":{"icon":"CheckCircle","title":"What's Next","content":"With requirements and challenges clearly defined, we're ready to dive into solutions. The next page covers Location Tracking—the foundation that enables everything else. We'll explore geospatial indexing strategies, real-time data pipelines, and the specific data structures that make sub-second driver queries possible at massive scale.","variant":"success"},"type":"callout"}],"titleType":"number","titleNumber":7},{"id":"summary","title":"Summary: Requirements & Matching Overview","content":[{"data":{"content":"We've established a comprehensive foundation for designing a ride-sharing platform. Let's consolidate the key insights:"},"type":"text"},{"data":{"type":"ordered","items":["**Ride-sharing is a two-sided marketplace** — Balancing supply (drivers) and demand (riders) in real-time is the core business challenge that drives technical decisions.","**Scale is extreme** — 25 million trips/day, 1.25 million location updates/second, 99.99% availability requirements. Design must accommodate these numbers from the start.","**Matching is an optimization problem** — Simple 'nearest driver' fails; production systems use ETA-based scoring, batch optimization, and ML-driven dispatch.","**Different consistency requirements** — Driver assignment needs strong consistency; location data can be eventually consistent; payment must be exactly-once.","**The flash crowd problem** — Systems must handle sudden, localized load spikes (concerts, sports events) without degradation.","**Scope matters** — Clearly defining what's in and out of scope prevents over-engineering and focuses design effort."],"title":{"icon":"CheckCircle","text":"Key Takeaways","type":"icon","color":"primary","variant":"outline-circle"},"variant":"accent"},"type":"list"},{"data":{"rows":[["Page 1","Requirements & Matching (This Page)","Functional/non-functional requirements, scale estimation, matching problem framing"],["Page 2","Location Tracking","Geospatial indexing, real-time location ingestion, spatial queries at scale"],["Page 3","Matching Algorithm","Dispatch optimization, batch matching, driver scoring and assignment"],["Page 4","Surge Pricing","Supply/demand computation, pricing algorithms, market dynamics"],["Page 5","ETA Calculation","Route estimation, traffic prediction, accuracy optimization"],["Page 6","Trip Management","State machine design, payment orchestration, failure handling"]],"caption":"Module Roadmap","headers":["Page","Topic","Key Learning"]},"type":"table"},{"data":{"icon":"CheckCircle","title":"Page Complete","content":"You now have a comprehensive understanding of the requirements for a ride-sharing platform. You can articulate the functional needs of riders and drivers, specify non-functional requirements with concrete numbers, and appreciate the complexity of the matching problem. Next, we'll dive into Location Tracking—the real-time foundation that makes ride-sharing possible.","variant":"success"},"type":"callout"}],"titleType":"number","titleNumber":8}],"isLocked":false},{"id":"seed_d19d2bda2dab2fea013079449bd85dbf","title":"Location Tracking at Scale","order":1,"content":null,"isLocked":true},{"id":"seed_25cd37604d12e38e144d95c7ac70f5c1","title":"Matching Algorithm: Dispatch Optimization","order":2,"content":null,"isLocked":true},{"id":"seed_91cd5c973b348bf4c01a2bc97c318934","title":"Surge Pricing: Dynamic Market Equilibrium","order":3,"content":null,"isLocked":true},{"id":"seed_ac85373e033a62f157d4c982c3b112e4","title":"ETA Calculation: Route Estimation at Scale","order":4,"content":null,"isLocked":true},{"id":"seed_95e15562806be479acad004c708d3985","title":"Trip Management: Orchestrating the Ride Lifecycle","order":5,"content":null,"isLocked":true}]}},"dataUpdateCount":1,"dataUpdatedAt":1792199794491,"error":null,"errorUpdateCount":0,"errorUpdatedAt":0,"fetchFailureCount":0,"fetchFailureReason":null,"fetchMeta":null,"isInvalidated":false,"status":"success","fetchStatus":"idle"},"queryKey":[["learningContent","getModule"],{"input":{"slug":"uber-lyft-ridesharing"},"type":"query"}],"queryHash":"[[\"learningContent\",\"getModule\"],{\"input\":{\"slug\":\"uber-lyft-ridesharing\"},\"type\":\"query\"}]"},{"dehydratedAt":1792199794528,"state":{"data":{"json":null},"dataUpdateCount":1,"dataUpdatedAt":1792199794491,"error":null,"errorUpdateCount":0,"errorUpdatedAt":0,"fetchFailureCount":0,"fetchFailureReason":null,"fetchMeta":null,"isInvalidated":false,"status":"success","fetchStatus":"idle"},"queryKey":[["learningContent","getProgress"],{"input":{"moduleId":"seed_1b31a8c941cf54ef660e2fd296b46543"},"type":"query"}],"queryHash":"[[\"learningContent\",\"getProgress\"],{\"input\":{\"moduleId\":\"seed_1b31a8c941cf54ef660e2fd296b46543\"},\"type\":\"query\"}]"},{"dehydratedAt":1792199794528,"state":{"data":{"json":null},"dataUpdateCount":1,"dataUpdatedAt":1792199794491,"error":null,"errorUpdateCount":0,"errorUpdatedAt":0,"fetchFailureCount":0,"fetchFailureReason":null,"fetchMeta":null,"isInvalidated":false,"status":"success","fetchStatus":"idle"},"queryKey":[["feedback","get"],{"input":{"contentType":"LEARNING_PAGE","contentId":"seed_91cd5c973b348bf4c01a2bc97c318934"},"type":"query"}],"queryHash":"[[\"feedback\",\"get\"],{\"input\":{\"contentId\":\"seed_91cd5c973b348bf4c01a2bc97c318934\",\"contentType\":\"LEARNING_PAGE\"},\"type\":\"query\"}]"},{"dehydratedAt":1792199794528,"state":{"data":{"json":null},"dataUpdateCount":1,"dataUpdatedAt":1792199794491,"error":null,"errorUpdateCount":0,"errorUpdatedAt":0,"fetchFailureCount":0,"fetchFailureReason":null,"fetchMeta":null,"isInvalidated":false,"status":"success","fetchStatus":"idle"},"queryKey":[["feedback","getUserLike"],{"input":{"contentType":"LEARNING_PAGE","contentId":"seed_91cd5c973b348bf4c01a2bc97c318934"},"type":"query"}],"queryHash":"[[\"feedback\",\"getUserLike\"],{\"input\":{\"contentId\":\"seed_91cd5c973b348bf4c01a2bc97c318934\",\"contentType\":\"LEARNING_PAGE\"},\"type\":\"query\"}]"},{"dehydratedAt":1792199794528,"state":{"data":{"json":[]},"dataUpdateCount":1,"dataUpdatedAt":1792199794491,"error":null,"errorUpdateCount":0,"errorUpdatedAt":0,"fetchFailureCount":0,"fetchFailureReason":null,"fetchMeta":null,"isInvalidated":false,"status":"success","fetchStatus":"idle"},"queryKey":[["highlights","getHighlights"],{"input":{"contentType":"LEARNING_PAGE","contentId":"seed_91cd5c973b348bf4c01a2bc97c318934"},"type":"query"}],"queryHash":"[[\"highlights\",\"getHighlights\"],{\"input\":{\"contentId\":\"seed_91cd5c973b348bf4c01a2bc97c318934\",\"contentType\":\"LEARNING_PAGE\"},\"type\":\"query\"}]"},{"dehydratedAt":1792199794528,"state":{"data":"$undefined","dataUpdateCount":0,"dataUpdatedAt":0,"error":null,"errorUpdateCount":0,"errorUpdatedAt":0,"fetchFailureCount":0,"fetchFailureReason":null,"fetchMeta":null,"isInvalidated":false,"status":"pending","fetchStatus":"fetching"},"queryKey":[["highlights","getPopularHighlights"],{"input":{"contentType":"LEARNING_PAGE","contentId":"seed_91cd5c973b348bf4c01a2bc97c318934","minCount":2},"type":"query"}],"queryHash":"[[\"highlights\",\"getPopularHighlights\"],{\"input\":{\"contentId\":\"seed_91cd5c973b348bf4c01a2bc97c318934\",\"contentType\":\"LEARNING_PAGE\",\"minCount\":2},\"type\":\"query\"}]","promise":"$@73"}]},"children":"$L74"}]