Laravel Tech Community
Apr 17, 2023 · Databases
Understanding MySQL Auto‑Increment IDs, InnoDB row_id, Xid, trx_id, thread_id and Redis External Keys
This article explains the different types of auto‑increment identifiers used by MySQL—including table primary keys, InnoDB row_id, Xid, trx_id, and thread_id—covers their limits and behaviors when they overflow, and introduces Redis as an external auto‑increment key solution.
InnoDBMySQLRedis
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