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
(select
device_id,
university,
gpa,
(rank() over (partition by university order by gpa
)) as rn
from user_profile) ranked
where rn=1;
