备忘: 动态sql 输出参数
declare @num int, @sqls nvarchar(4000)
set @sqls='select @a=count(*) from tablename'
exec sp_executesql @sqls,N'@a int output',@num output
select @num
备忘: 动态sql 输出参数
declare @num int, @sqls nvarchar(4000)
set @sqls='select @a=count(*) from tablename'
exec sp_executesql @sqls,N'@a int output',@num output
select @num