Uh, not sure. Does it guard against corrupt WAL records?
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Curt Sampson wrote:
> On Tue, 18 Feb 2003, Bruce Momjian wrote:
>
> >
> > Added to TODO:
> >
> > * Allow WAL information to recover corrupted pg_controldata
> >...
> > > Using pg_control to get the checkpoint position speeds up the
> > > recovery process, but to handle possible corruption of pg_control,
> > > we should actually implement the reading of existing log segments
> > > in reverse order -- newest to oldest -- in order to find the last
> > > checkpoint. This has not been implemented, yet.
>
> So if you do this, do you still need to store that information in
> pg_control at all?
>
> cjs
> --
> Curt Sampson <cjs@cynic.net> +81 90 7737 2974 http://www.netbsd.org
> Don't you know, in this new Dark Age, we're all light. --XTC
>
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