非相关子查询.sql
来自「初学者」· SQL 代码 · 共 4 行
SQL
4 行
SELECT STU_NAME AS '学生名',STU_SCORE AS '成绩'
FROM STUDENT
WHERE STU_SCORE>(SELECT AVG(STU_SCORE) FROM STUDENT)
/*查询成绩大于平均成绩的学生*/
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