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关于数据验重的问题

 2 years ago
source link: https://www.v2ex.com/t/818602
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V2EX  ›  Java

关于数据验重的问题

  daiwenzh5 · 12 小时 36 分钟前 via Android · 414 次点击
场景：批量新增，批量修改，对某个字段进行数据库验重，需要将重复的数据标记出来。
这里考虑到一个问题，修改的时候，可能会出现两条数据的字段值互换。

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