更改sqlserver数据库所有者

declare tb cursor local for
select 'sp_changeobjectowner ''['+replace(user_name(uid),']',']]')+'].['
+replace(name,']',']]')+']'',''dbo'''
from sysobjects 
where xtype in('U','V','P','TR','FN','IF','TF') and status>=0
open tb
declare @s nvarchar(4000)
fetch tb into @s
while @@fetch_status=0
begin
exec(@s)
fetch tb into @s
end
close tb
deallocate tb
go