Mysql 数量增加会锁表吗

淡然

@Ta 2022-11-26 4722点击

UPDATE table SET balance = balance+1 WHERE uid = 1
UPDATE table SET balance = balance+1 WHERE uid = 1
UPDATE table SET balance = balance+1 WHERE uid = 1
UPDATE table SET balance = balance+1 WHERE uid = 1

是不是有行锁

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老虎会游泳

@Ta / 2022-11-26 / 样 / 源

取决于存储引擎，MyISAM锁表，InnoDB锁行。

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