题解 | #分组过滤练习题#
浙江大学用户题目回答情况
http://www.nowcoder.com/practice/55f3d94c3f4d47b69833b335867c06c1
select qpd.device_id,question_id,result from question_practice_detail as qpd,user_profile as up where qpd.device_id=up.device_id and university="浙江大学"
浙江大学用户题目回答情况
http://www.nowcoder.com/practice/55f3d94c3f4d47b69833b335867c06c1
select qpd.device_id,question_id,result from question_practice_detail as qpd,user_profile as up where qpd.device_id=up.device_id and university="浙江大学"
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