2020年2月28日
mysql 数据库中存在重复记录,删除保留其中一条
摘要： DELETE FROM people WHERE peopleName IN ( SELECT peopleName FROM people GROUP BY peopleName HAVING count(peopleName) > 1 ) AND peopleId NOT IN ( SELECT 阅读全文
posted @ 2020-02-28 16:12 Dkwestworld 阅读(315) 评论(0) 推荐(0) 编辑