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mysql-难到初学者的MySQL多表查询问题

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Release： 2016-06-06 09:38:53
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mysqljava数据

本人初学java。请各位大牛帮帮忙。

学生表student （stu_id ，stu_name ）； 课程表course （c_id，c_name)；

成绩表score （stu_id ，c_id，score）；

1、在学生表中添加一条数据：

2、查询名字为Tom的学生所选的课程：

3、查询stu_id为3的学生所学课程的成绩

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mysql java 数据
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