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,
row_number() over (partition by university order by gpa) as gpa_rank
from user_profile
) as tmp
where gpa_rank = 1
order by university;
