题解 | 找出每个学校GPA最低的同学
select a.device_id,a.university,a.gpa from user_profile a inner join (select university,min(gpa) as gpa from user_profile a group by university )b on a.university=b.university and a.gpa=b.gpa order by university
01-20 15:48 武汉工商学院 Java 发布于上海
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