weixin_39811386的博客我当前的应用程序根据每个用户的所有记录计算点...= 0GROUP BY `user_id`业务需求已更改,我需要根据每个用户的最近30条记录计算平均值.相关表格具有以下结构:桌子:球员;列:player_id,user_id,match_id,points表:...
爱人间的博客select id , date_id , name from ( select * , row_number() over(partition by date_id order by id ) as row_id from dddd ) as t where t.row_id <...row_number() over(partition by date_id order by ...