Ctrip Technology
Mar 14, 2018 · Databases
Understanding MySQL Metadata Locks and InnoDB Lock Mechanisms
This article explains MySQL's architecture, details the various metadata lock types, their acquisition and release processes, lock levels, and relationships, and then examines InnoDB's transaction isolation levels, lock types, lock levels, gap locks, and relevant source‑code structures.
InnoDBLock LevelsTransaction Isolation
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