Horton

Re: Online enabling of checksums

Magnus Hagander <magnus@hagander.net>

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From: Magnus Hagander <magnus@hagander.net>
To: Andres Freund <andres@anarazel.de>
Cc: Andrey Borodin <x4mmm@yandex-team.ru>, Daniel Gustafsson <daniel@yesql.se>, Tomas Vondra <tomas.vondra@2ndquadrant.com>, PostgreSQL-development <pgsql-hackers@postgresql.org>, Michael Banck <michael.banck@credativ.de>
Date: 2018-03-01T15:18:48Z
Lists: pgsql-hackers 
On Thu, Mar 1, 2018 at 9:04 AM, Andres Freund <andres@anarazel.de> wrote:

> On 2018-03-01 12:56:35 +0500, Andrey Borodin wrote:
> > I've tried to rebase this patch to 10 and, despite minor rebase issues
> (oids, bgw_type, changes to specscanner), patch works fine.
> > Do we provide backporting for such features?
>
> Definitely not. With very rare exceptions (OS compatibility and the
> like), features aren't backported.
>

Yeah. And definitely not something that both changes the format of
pg_control (by adding new possible values to the checksum field) *and* adds
a new WAL record type...

-- 
 Magnus Hagander
 Me: https://www.hagander.net/ <http://www.hagander.net/>
 Work: https://www.redpill-linpro.com/ <http://www.redpill-linpro.com/>

Commits

  1. Online enabling and disabling of data checksums

  2. Deactive flapping checksum isolation tests.

  3. Add support for coordinating record typmods among parallel workers.