Horton

Re: Comments on Custom RMGRs

Jeff Davis <pgsql@j-davis.com>

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From: Jeff Davis <pgsql@j-davis.com>
To: Heikki Linnakangas <hlinnaka@iki.fi>, Michael Paquier <michael@paquier.xyz>, Robert Haas <robertmhaas@gmail.com>
Cc: Danil Anisimow <anisimow.d@gmail.com>, Andres Freund <andres@anarazel.de>, PostgreSQL Hackers <pgsql-hackers@postgresql.org>
Date: 2024-08-04T15:36:28Z
Lists: pgsql-hackers 
On Tue, 2024-07-23 at 16:21 +0300, Heikki Linnakangas wrote:
> So, I got a feeling that adding this to the rmgr interface is not
> quite 
> right. The rmgr callbacks are for things that run when WAL is 
> *replayed*, while checkpoints are related to how WAL is generated.
> Let's 
> design this as an independent hook, separate from rmgrs.

That's a good way to look at it, agreed.

Regards,
	Jeff Davis