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
rank() over (
partition by
university
order by
gpa
) rn,
device_id,
university,
gpa
from
user_profile
) t
where
t.rn = 1
