问 题
学生表student:学生编号sid(主键),学生姓名sName,现在查询所有姓名重复的记录

悬赏分:
0分

提问时间:
2008-06-20 13:47:46 
提问者:
gkzx123
(a)select * from student where count(sid)>1.(b)select a.* from student a,student b,where a.sname=b.sname .(c)select a.* from student a,student b,where a.sname=b.sname and a.sid=b.sid .(d)select * from student group by sName where count(sid)>1