delete from tablename where id not in (select id from (select min(id) as id from tablename group by key) as b);
– key是重复的字段
mysql删除某个字段重复的数据
阅读 132
2022-11-30
相关推荐
精彩评论（0）
0 0 举报
mysql删除某个字段重复的数据
阅读 132
2022-11-30
delete from tablename where id not in (select id from (select min(id) as id from tablename group by key) as b);
– key是重复的字段
相关推荐
精彩评论（0）