SQL Server 2005新功能之TSQL手册
复制declare @n int set @n = 10 select TOP(@n) * from Orders 1.2.3.
复制declare @n int set @n = 10 select TOP(@n) * from Orders 1.2.3.
复制declare @n int set @n = 10 select TOP(@n) * from Orders 1.2.3.
复制declare @n int set @n = 10 select TOP(@n) * from Orders 1.2.3.