Re: pg_class changes for group ownership

* Tom Lane (tgl(at)sss(dot)pgh(dot)pa(dot)us) wrote:
> Stephen Frost <sfrost(at)snowman(dot)net> writes:
> > Due to the fact that group system id's and user system id's can
> > overlap, pg_class will need to change in order to accomedate group
> > ownership. The things I've thought of so far, in order of preference:
>
> I thought that the agreed-on direction for this was to merge users and
> groups into a single kind of entity, or at least make sure that they
> share a common unique identifier space. Then AclId is still sufficient
> as an ownership indicator, and you don't need any of these kluges.
> IIRC something of this sort is needed for improved compliance with the
> SQL spec anyway --- see past discussions about "roles".

Ah, alright, sounds good to me. I'll look into making them share a
common unique identifier space, that shouldn't be too difficult. Of
course, that'll require a dump/restore, I expect.. I don't suppose that
could possibly happen before 8.0, eh? :)

Stephen