题解 | #考试分数(二)#
考试分数(二)
http://www.nowcoder.com/practice/f456dedf88a64f169aadd648491a27c1
SELECT g1.id,g1.job,g1.score FROM grade g1
WHERE g1.score>(select avg(score) from grade g2 where g1.job=g2.job)
ORDER BY g1.id
题解-SQL 文章被收录于专栏
SQL刷题
考试分数(二)
http://www.nowcoder.com/practice/f456dedf88a64f169aadd648491a27c1
SELECT g1.id,g1.job,g1.score FROM grade g1
WHERE g1.score>(select avg(score) from grade g2 where g1.job=g2.job)
ORDER BY g1.id
SQL刷题
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