题解 | #考试分数(二)#
考试分数(二)
https://www.nowcoder.com/practice/f456dedf88a64f169aadd648491a27c1
select id,g.job job,g.score score from grade g left join (select job,avg(score) ascore from grade group by job) t on g.job=t.job where g.score>t.ascore
考试分数(二)
https://www.nowcoder.com/practice/f456dedf88a64f169aadd648491a27c1
select id,g.job job,g.score score from grade g left join (select job,avg(score) ascore from grade group by job) t on g.job=t.job where g.score>t.ascore
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