select a from dbo.A where c=1 intersect selcet b from dbo.B

问题描述:

select a from dbo.A where c=1 intersect selcet b from dbo.B where d=1求它的行个数怎么附加count函数
1个回答 分类:数学 2014-10-13

问题解答:

我来补答
select count (0) from(
select a from dbo.A where c=1 intersect selcet b from dbo.B where d=1
)
as t
 
 
展开全文阅读
剩余:2000
上一页:求补英语