题解 | #分组过滤练习题#
分组过滤练习题
https://www.nowcoder.com/practice/ddbcedcd9600403296038ee44a172f2d
select university,round(avg(question_cnt),3) as avg_question_cnt, round(avg(answer_cnt),3) as avg_answer_cnt from user_profile group by university having avg_question_cnt < 5 or avg_answer_cnt < 20
投递阿里巴巴灵犀互娱等公司7个岗位 >