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 
    tb.device_id, 
    tb.university, 
    tb.gpa
from (
    select 
        ta.device_id,
        ta.university,
        ta.gpa,
        row_number() over (partition by university order by gpa) as rk
    from 
        user_profile as ta
) as tb
where 
    tb.rk = 1
order by 
    tb.university
;

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