sQL 2005 找出占用空間最大的表

--exec usp_deleteAsyncOperationBase
declare @name nvarchar(200)
declare @rs table (name nvarchar(200), rows nvarchar(20), reserved nvarchar(50), data nvarchar(50), index_size nvarchar(50),unused nvarchar(50))

declare currs cursor FORWARD_ONLY  for
SElect  name  from sys.objects  where type=N'U' and schema_id=1
open currs
fetch next from currs into @name
while @@fetch_status=0
begin

insert into @rs
exec sp_spaceused @name    
fetch next from currs into @name
end
close currs
deallocate currs
update @rs set data=left(data,len(data)-2)
select *  from @rs order by convert(int,data) desc