动态SQL赋值

declare @OrdNo Nvarchar(100), @Memo Nvarchar(100),@NoList Nvarchar(1000),@sql Nvarchar(4000)
set @NoList=' where a.No in (''SO0000002'',''SO0000004'')'
set @sql='select @OrdNo =no,@Memo = ''销售订单[''+No+'']导出'' from T_SalesOrder a' +@NoList
print @sql
execute sp_executesql @sql ,N'@OrdNo nvarchar(100) output,@Memo nvarchar(100) output',@OrdNo output,@Memo output
print @OrdNo
print @Memo