题解 | #浙江大学用户题目回答情况#关联查询
浙江大学用户题目回答情况
https://www.nowcoder.com/practice/55f3d94c3f4d47b69833b335867c06c1
select t1.device_id,t1.question_id,t1.result from question_practice_detail as t1 left join user_profile as t2 on t1.device_id =t2.device_id where t2.university = '浙江大学'