题解 | #计算用户8月每天的练题数量#
计算用户8月每天的练题数量
https://www.nowcoder.com/practice/847373e2fe8d47b4a2c294bdb5bda8b6
select day(date) as day ,count(1) from question_practice_detail where left(date,7)='2021-08' group by 1
计算用户8月每天的练题数量
https://www.nowcoder.com/practice/847373e2fe8d47b4a2c294bdb5bda8b6
select day(date) as day ,count(1) from question_practice_detail where left(date,7)='2021-08' group by 1
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