From: | teg(at)redhat(dot)com (Trond Eivind =?iso-8859-1?q?Glomsr=F8d?=) |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | The Hermit Hacker <scrappy(at)hub(dot)org>, pgsql-general(at)postgresql(dot)org |
Subject: | Re: 7.1 Release Date |
Date: | 2000-08-29 15:54:15 |
Message-ID: | xuybsyckqqg.fsf@hoser.devel.redhat.com |
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Lists: | pgsql-general |
Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> writes:
> teg(at)redhat(dot)com (Trond Eivind =?iso-8859-1?q?Glomsr=F8d?=) writes:
> > Will there be a clean upgrade path this time, or
> > yet another dump-initdb-restore procedure?
>
> Still TBD, I think --- right now pg_upgrade would still work, but if
> Vadim finishes WAL there's going to have to be a dump/reload for that.
>
> Another certain dump/reload in the foreseeable future will come from
> adding tablespace support/changing file naming conventions.
>
> > Unclean upgrades are one of major disadvantages of postgresql FTTB,
> > IMHO.
>
> You can always stick to Postgres 6.5 :-). There are certain features
> that just cannot be added without redoing the on-disk table format.
> I don't think we will ever want to promise "no more dump/reload";
> if we do, it will mean that Postgres has stopped improving.
Not necesarrily - one could either design a on disk format with room
for expansion or create migration tools to add new fields.
--
Trond Eivind Glomsrød
Red Hat, Inc.
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