DELETE
FROM team
WHERE id NOT IN
(SELECT a.id
FROM
(SELECT MIN(id) AS id
FROM team
GROUP BY name ) a)
Mysql:从team表中执行一个删除语句,当name 列上有相同时,只保留 ID 这列上值小的
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转载自blog.csdn.net/axiba01/article/details/80907036
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