题解 | #分组排序练习题#
分组排序练习题
https://www.nowcoder.com/practice/e00bbac732cb4b6bbc62a52b930cb15e
select university, round(avg(question_cnt),4) as avg_question_cnt from user_profile group by university order by avg_question_cnt asc
round(,4)注意是保留4位小数
分组排序练习题
https://www.nowcoder.com/practice/e00bbac732cb4b6bbc62a52b930cb15e
select university, round(avg(question_cnt),4) as avg_question_cnt from user_profile group by university order by avg_question_cnt asc
round(,4)注意是保留4位小数
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