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
with a as(
select device_id, university, gpa,rank()over(partition by university order by gpa) as rk
from user_profile
order by university)
select device_id,university,gpa
from a
where rk = 1
