> > > Then the system tables from different databases would collide.
> > 
> > Actually, if we're going to use unique-ids for file names
> > then we have to know how to get system file names anyway.
> > Hm, OID+VERSION would make our life easier... Hiroshi?
> 
> I assume we were going to have a pg_class.relversion to do that, but
                                   ^^^^^^^^
PG_CLASS_OID.VERSION_ID...

Just a clarification -:)

> that is per-database because pg_class is per-database.

Vadim

Tue, 27 Jun 2000 12:37:34 -0700
"Mikheev, Vadim" <vmikheev@SECTORBASE.COM>
RE: Big 7.1 open items
[ Charset ISO-8859-1 unsupported, converting... ]
> > > > Then the system tables from different databases would collide.
> > > 
> > > Actually, if we're going to use unique-ids for file names
> > > then we have to know how to get system file names anyway.
> > > Hm, OID+VERSION would make our life easier... Hiroshi?
> > 
> > I assume we were going to have a pg_class.relversion to do that, but
>                                    ^^^^^^^^
> PG_CLASS_OID.VERSION_ID...
> 
> Just a clarification -:)

I actually meant I thought we were going to have a pg_class column
called relversion that held the currently active version for that
relation.

Yes, the file name will be pg_class_oid.version_id.

Is that OK?

-- 
  Bruce Momjian                        |  http://www.op.net/~candle
  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, Pennsylvania 19026

Tue, 27 Jun 2000 15:45:42 -0400 (EDT)
Bruce Momjian <pgman@candle.pha.pa.us>
Re: Big 7.1 open items