题解 | #获得积分最多的人(一)#
获得积分最多的人(一)
https://www.nowcoder.com/practice/1bfe3870034e4efeb4b4aa6711316c3b
#非累加，普通加和 select user.name, t1.B from (select user_id ,sum(grade_num) as B from grade_info group by user_id) as t1 left join user on t1.user_id= user.id order by t1.B desc limit 0,1
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