Course表如下：
查询出每门课都大于80 分的学生姓名有两种方法。
1.select distinct name from Course where name not in (select distinct name from Course where score<=80)
2.select name from Course group by name having min(score)>80
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Course表如下：
查询出每门课都大于80 分的学生姓名有两种方法。
1.select distinct name from Course where name not in (select distinct name from Course where score<=80)
2.select name from Course group by name having min(score)>80
相关文章：