题解 | #浙江大学用户题目回答情况#
21年8月份练题总数
http://www.nowcoder.com/practice/b8f30b239b454ed490367b53ea95607d
select count(distinct(device_id)) did_cnt, count(question_id) question_cnt from question_practice_detail where month(date)=8;
21年8月份练题总数
http://www.nowcoder.com/practice/b8f30b239b454ed490367b53ea95607d
select count(distinct(device_id)) did_cnt, count(question_id) question_cnt from question_practice_detail where month(date)=8;
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