比如有
teacher表
student表
中间表是teacher_student
联合主键teacherID和studentID
teacher表中一老师开始负责一新学生,怎么表现到teacher_student表里
中间表每影射怎么想 teacher_student表插入新的teacherID和studentID
teacher表
student表
中间表是teacher_student
联合主键teacherID和studentID
teacher表中一老师开始负责一新学生,怎么表现到teacher_student表里
中间表每影射怎么想 teacher_student表插入新的teacherID和studentID
http://blog.csdn.net/chenhaijing/article/details/7045612