> After thinking about that for awhile, I am inclined to change my
> previous position: we should not switch over to using the OIDs of
> pg_shadow rows as user identifiers. usesysid should continue to
> exist. Ditto for groups --- grosysid can't go away either.
>
> I think the original motivation for wanting to eliminate these columns
> was that we need usesysid and grosysid to be distinct (can't use the
> same ID for both a user and a group). Using OIDs as IDs would fix
> that, but it's overkill. Wouldn't it be sufficient to use an
> installation-wide sequence object to assign new IDs for new users and
> groups? We have no such animals at the present, but I see no reason
> why we couldn't make one.
One thing on the TODO list is to allow people to soecify OID's on
INSERT. There is no reason we should disallow it, and it could come in
handy for fixing deleted rows.
-- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610)
853-3000+ If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill,
Pennsylvania19026
