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Re: beta testing version

From: The Hermit Hacker <scrappy(at)hub(dot)org>
To: pgsql-hackers(at)postgresql(dot)org
Subject: Re: beta testing version
Date: 2000-12-01 00:34:41
Message-ID: Pine.BSF.4.21.0011302034010.323-100000@thelab.hub.org (view raw or flat)
Thread:
Lists: pgsql-hackers
On Thu, 30 Nov 2000, Nathan Myers wrote:

> On Thu, Nov 30, 2000 at 07:47:08PM -0400, The Hermit Hacker wrote:
> > On Thu, 30 Nov 2000, Don Baccus wrote:
> > > At 07:02 PM 11/30/00 -0400, The Hermit Hacker wrote:
> > > >
> > > >v7.1 should improve crash recovery for situations like this ... you'll
> > > >still have to do a recovery of the data on corruption of this magnitude,
> > > >but at least with the WAL stuff that Vadim is producing, you'll be able to
> > > >recover up until the point that the power cable was pulled out of the wall
> > > 
> > > No, WAL won't help if an actual database file is corrupted, say by a
> > > disk drive hosing a block or portion thereof with zeros.  WAL-based
> > > recovery at startup works on an intact database.
> > 
> > No, WAL does help, cause you can then pull in your last dump and recover
> > up to the moment that power cable was pulled out of the wall ...
> 
> False, on so many counts I can't list them all.

would love to hear them ... I'm always opening to having my
misunderstandings corrected ...


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