Re: PG 16 draft release notes ready

On Fri, May 19, 2023 at 01:33:17AM +0200, Matthias van de Meent wrote:
> On Thu, 18 May 2023 at 22:49, Bruce Momjian <bruce(at)momjian(dot)us> wrote:
> >
> > I have completed the first draft of the PG 16 release notes. You can
> > see the output here:
> >
> > https://momjian.us/pgsql_docs/release-16.html
> >
> > I will adjust it to the feedback I receive; that URL will quickly show
> > all updates.
>
> I'm not sure if bugfixes like these are considered for release notes,
> but I'm putting it up here just in case:
>
> As of 8fcb32db (new, only in PG16) we now enforce limits on the size
> of WAL records during construction, where previously we hoped that the
> WAL records didn't exceed those limits.
> This change is immediately user-visible through a change in behaviour
> of `pg_logical_emit_message(true, repeat('_', 2^30 - 10), repeat('_',
> 2^30 - 10))`, and extensions that implement their own rmgrs could also
> see a change in behavior from this change.

I saw that commit but I considered it sufficiently rare and sufficiently
internal that I did not include it.

--
Bruce Momjian <bruce(at)momjian(dot)us> https://momjian.us
EDB https://enterprisedb.com

Only you can decide what is important to you.