Top Architect
Dec 6, 2022 · Backend Development
Distributed ID Generation: Principles, Requirements, and Common Solutions
The article explains why traditional auto‑increment primary keys are unsuitable for distributed systems, outlines the key requirements for a distributed identifier, and reviews several practical generation schemes—including UUID, database auto‑increment, segment mode, Redis, Snowflake, Baidu UidGenerator, Meituan Leaf, and Didi TinyID—along with their advantages, drawbacks, and sample implementations.
DatabaseID generationRedis
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