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
http://www.nowcoder.com/practice/90778f5ab7d64d35a40dc1095ff79065
select
device_id, university, gpa
row_number() over(partition by university order by gpa) as rank
from user_profile
select device_id, university, gpa from ( Select device_id, university, gpa, (row_number() over (partition by university order by gpa)) as ord from user_profile ) t1 where t1.ord = 1 order by university
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