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
question_practice_detail.device_id, # 需要指定哪个表的device_id，否则无法识别
question_id,
result
from question_practice_detail
inner join user_profile on user_profile.device_id = question_practice_detail.device_id
where user_profile.university = '浙江大学';
