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wyn-lin avatar wyn-lin commented on May 16, 2024

好像查了一下，标准的幻读定义是你说的那样，只是mysql innodb引擎在RR隔离级别下做了处理，与标准不一样

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frank-lam avatar frank-lam commented on May 16, 2024

@wyn-lin 幻读：是在一次查询中，两次数据不一样，主要是同一条件下，数据的新增或者删除 (数据条数变化)导致的。InnoDB存储引擎下，我也查阅了一些资料，现在主流数据库都使用MVCC并发控制，使用之后RR（可重复读）隔离级别下是不会出现幻读的现象。感谢你的issue，欢迎在仓库做一些contribute。

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frank-lam avatar frank-lam commented on May 16, 2024

@wyn-lin
开源小组，英雄招募令 欢迎加入

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