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能否实现SELECT TOP 10 FROM.的TOP后接

发布时间: 2012-01-16 23:36:51 作者: rapoo

能否实现SELECT TOP 10 FROM...的TOP后接实型变量参数?
能否实现SELECT TOP 10 FROM...的TOP后接实型变量参数?
请问怎么解决?

[解决办法]
用动态sql实现

declare @sql varchar(1000)
declare @i int
set @i=10
set @sql= 'SELECT TOP '+rtrim(@i)+ ' * FROM sysobjects '
exec(@sql)
[解决办法]
DECLARE @n INT
SET @n = 10
SET ROWCOUNT @n
SELECT * FROM tb
[解决办法]
set rowcount 2
select * from tb
SET ROWCOUNT 0

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