MySQL之——查询重复记录、删除重复记录方法大全

转载请注明出处：http://blog.csdn.net/l1028386804/article/details/51733585 sql 查找全部重复标题的记录：ide SELECT * FROM t_info a WHERE ((SELECT COUNT(*) FROM t_info WHERE Title = a.Title) > 1) ORDER BY Title DESC 1、查找重复记

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