20210 在 2024/12/10 18:00:34 说到:  
  select sname,password1 from student,sc,course,mm where student.sno=sc.sno and sc.cno=course.cno and student.sno=right(mm.sno,8) and sdept='计算机系' and cname='数据库' and len(password1)<8

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发言人:2021014953 发言时间:2024/12/10 18:01:10 select sname,password1 from student,sc,course,mm where student.sno=sc.sno and sc.cno=course.cno and student.sno=right(mm.sno,8) and sdept='计算机系' and cname='数据库' and len(password1)<8

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