题解 | 找出每个学校GPA最低的同学
找出每个学校GPA最低的同学
https://www.nowcoder.com/practice/90778f5ab7d64d35a40dc1095ff79065
SELECT device_id,university,gpa
FROM user_profile
WHERE (university,gpa) IN
(SELECT university, MIN(gpa)
FROM user_profile
GROUP BY university)
ORDER BY university;
