select * from show_center.biz_show where show_Name like '%黑小鸭%' order by update_time desc limit 10; select * from show_center.std_show where show_Name like '%黑小鸭%' order by update_time desc limit 10; select show_name,count(show_name) from show_center.std_show where show_Name like '%黑小鸭%' order by update_time desc limit 10; select show_name from show_center.std_show group by show_name having count(show_name) >1 select * from show_center.biz_show where show_name in (select show_name from show_center.std_show group by show_name having count(show_name) >1) and show_name like '%黑小鸭%' update show_center.std_show set is_deleted=0 where show_name in (select show_name from show_center.std_show group by show_name having count(show_name) >1) and show_name like '%黑小鸭%' 删除演出中心的数据 删除运用推荐的数据 删除用户下单的数据和配票单的数据 select