
delete from xxx where id not in(select min(id) from xxx group by name) and id<1000000
本文将介绍如何使用SQL删除特定条件下的数据,通过复杂的查询语句实现数据筛选与删除功能。

delete from xxx where id not in(select min(id) from xxx group by name) and id<1000000
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