如何将exec执行结果放入变量中

如何将exec执行结果放入http://martian6125.blog.163.com/blog/static/1421729320113161199393/变量中  

2011-04-16 13:19:09|  分类： sql server |  标签：exec  num  sqls  变量  放入  |字号 订阅

--如何将exec执行结果放入变量中？ 

declare @num int,@sqls nvarchar(4000)  
set @sqls='select @a=count(*) from aa_busobject '  
exec sp_executesql @sqls,N'@a int output',@num output  
select @num