帮我看看用EXEC命令执行的值返回给变量,这样写对吗??
declare   @recordcount   int 
 declare   @str   nvarchar(500) 
 set   @str   =   N 'select   @recordcount   =   count(*)   from      [ '+@ToDbName+ '].[dbo].[ProjectInfo] ' 
 exec   sp_executesql   @str,   N '@recordcount   int   output ',   @recordcount   output 
 if   (@recordcount   =0) 
 ..........
------解决方案--------------------U r right.