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
窗口函数
select
device_id,
university,
gpa
from
(
select
device_id,
university,
gpa,
rank() over(partition by university order by gpa) as rk
from user_profile
) as a
where a.rk=1;
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