[求助]随机抽取记录的语句怎么给它赋值?
select top n * from mc order by rnd(id)这条语句是随机抽记录的.........那能不能给n 赋值啊?????
知道了
[CODE]"select top " + a2 + " * from 题目表 where 类型='单选择题'order by rnd(编号)"[/CODE]
2007-03-19 19:14
2007-03-19 19:55
2008-06-20 19:01
