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(question_id) as question_cnt
from question_practice_detail
where year(date) = 2021 and month(date) = 8
group by day;

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