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How Billion-User Apps Actually Work: Database Sharding & Partitioning Explained

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Nov 29, 2025
16:45

How do apps like Instagram handle billions of users without crashing? The answer: Database Sharding & Partitioning. This comprehensive guide breaks down the exact architectures used by tech giants to scale infinitely. #DatabaseSharding #SystemDesign #SoftwareArchitecture #BackendEngineering #Scalability #DistributedSystems #MongoDB #PostgreSQL #TechInterview

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How Billion-User Apps Actually Work: Database Sharding & Partitioning Explained | NatokHD