以下sql语句可以实现查找出一个表中的所有重复的记录
代码如下:select user_name,count(*) as count from user_table group by user_name having count>1;
这个
mysql 数据表中查找重复记录
select user_name,count(*) as count from user_table group by user_name having count>1;
这个
select user_name,count(*) as count from user_table group by user_name having count>1;
这个
