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lycx5360
V2EX  ›  MySQL

mybatis foreach 做批量删除的优化问题

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  •   lycx5360 · Nov 21, 2018 · 3953 views
    This topic created in 2873 days ago, the information mentioned may be changed or developed.

    业务涉及到对一个 mysql 表的批量删除,最多一次删除 10w 级别的数据,但是这张表有四个字段复合成唯一索引,用 mybatis 的 foreach 实现删除的时候效率很低,有没有什么好办法解决的?

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