JD Cloud Developers
Sep 7, 2023 · Databases
Mastering Database Sharding: Horizontal & Vertical Splits, Key Selection & Generation
This article explains why single‑database resources hit limits, introduces horizontal and vertical sharding techniques, discusses how to choose effective split keys, and reviews common key‑generation methods such as auto‑increment, UUID, and Snowflake IDs for scalable database architectures.
ID GenerationSplit KeyVertical Partitioning
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