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Concept guides/Consistency and money/E-commerce inventory (overselling)

System designConsistency and money

E-commerce inventory (overselling)

Medium3 min read

Questions it teaches

Greedy coin changeEasy14 min Seat booking for a community theaterEasy25 min Library checkout and holdsMedium35 min Inventory trackerMedium30 min Fix the checkout stock holds before the sale goes liveHard50 min

Related

Consistency and money Messaging and streams Data modeling and storage Scale and caching Real-time systems Backend internals Reliability and failover

Builds on: Messaging and streams

Designing team chat3 min Real-time personalization4 min

Builds on: Data modeling and storage

Designing a parking lot4 min Designing a pastebin3 min

Related: Scale and caching

Connection pool proxy3 min Connection pooling proxy (gateway)3 min

Related: Real-time systems

Short polling for presence4 min URL routing3 min

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