建表语句点击详见
– 查询没学过"张三"老师讲授的任一门课程的学生姓名
SELECT
st
.s_name
FROM student st
WHERE st
.s_id
NOT IN (
SELECT
sc
.s_id
FROM score sc
INNER JOIN course c
ON c
.c_id
=sc
.c_id
INNER JOIN teacher t
ON t
.t_id
=c
.t_id
AND t
.t_name
="张三"
)
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