Re: standby promotion can create unreadable WAL

On Fri, Aug 26, 2022 at 7:53 PM Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
>
> On Fri, Aug 26, 2022 at 10:06 AM Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> wrote:
> > There's a small typo in the comment: "When find that". I suppose that
> > was meant to be "When we find that". You end that para with "and thus
> > we should not do this", but that sounds like it wouldn't matter if we
> > did. Maybe "and thus doing this would be wrong, so skip it." or
> > something like that. (Perhaps be even more specific and say "if we did
> > this, we would later create an overwrite record in the wrong place,
> > breaking everything")
>
> I think that saying that someone should not do something implies
> pretty clearly that it would be bad if they did. But I have no problem
> with your more specific language, and as a general rule, it's good to
> be specific, so let's use that.
>
> v2 attached.

The patch LGTM, this patch will apply on master and v15. PFA patch
for back branches.

--
Regards,
Dilip Kumar
EnterpriseDB: http://www.enterprisedb.com