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millions of location updates per second articles

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System Design11 min read

How to Store Constantly Changing Location Data at Uber Scale

How an Uber-style city map teaches you to separate live location, recent movement, and historical trails before the database melts

A story-driven system design guide to storing live location updates for millions of moving users per second, covering ingestion, geospatial indexing, hot data, cold history, queues, databases, and failure handling.

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