数据库原理问题答:看看我以前作过的:student(sno,sname,sex,age)course(cno,cname,credit,teachno)stu_cors(id,stuno,corsno,score)teacher(tno,tname)--一检索学习jsp这门课程的学生,列出学生的名字 select student.sname from student where sno in(select stuno from stu_cors where corsno =(select cno from ...