Horton

Re: CSN snapshots in hot standby

x4mmm@yandex-team.ru

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From: "Andrey M. Borodin" <x4mmm@yandex-team.ru>
To: Kirill Reshke <reshkekirill@gmail.com>
Cc: Heikki Linnakangas <hlinnaka@iki.fi>, pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2024-04-05T10:49:24Z
Lists: pgsql-hackers 

> On 5 Apr 2024, at 02:08, Kirill Reshke <reshkekirill@gmail.com> wrote:
> 
> maybe we need some hooks here? Or maybe, we can take CSN here from extension somehow.

I really like the idea of CSN-provider-as-extension.
But it's very important to move on with CSN, at least on standby, to make CSN actually happen some day.
So, from my perspective, having LSN-as-CSN is already huge step forward.


Best regards, Andrey Borodin.

Commits

  1. Update outdated comment on WAL-logged locks with invalid XID