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