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(device_id) as question_cnt FROM question_practice_detail WHERE year(date) = 2021 and month(date) = 8 GROUP BY date;
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(device_id) as question_cnt FROM question_practice_detail WHERE year(date) = 2021 and month(date) = 8 GROUP BY date;
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