From: Peter Eisentraut <peter.eisentraut@enterprisedb.com>
To: Michael Paquier <michael@paquier.xyz>
To: Heikki Linnakangas <hlinnaka@iki.fi>
Cc: Justin Pryzby <pryzby@telsasoft.com>
Cc: Andrey Borodin <x4mmm@yandex-team.ru>
Cc: pgsql-hackers@postgresql.org, Thomas Munro <thomas.munro@gmail.com>
Cc: Peter Geoghegan <pg@bowt.ie>
Cc: Andres Freund <andres@anarazel.de>
Subject: Re: Different compression methods for FPI
Date: Tue, 15 Jun 2021 07:53:26 +0200
Message-ID: <d220fdbf-c9fc-6408-ff2b-07f5a9a23e2c@enterprisedb.com> (raw)
In-Reply-To: <YMg8hz/hpl8Qr3bM@paquier.xyz>
References: <20210525044444.GV3676@telsasoft.com>
<YKymshLnYZeD0cue@paquier.xyz>
<3252174C-C21D-4711-A038-5230DE465BAE@yandex-team.ru>
<YLWWPaq/KnVS24J4@paquier.xyz>
<20210614012412.GA31772@telsasoft.com>
<YMf5YQVpDLUf+WoQ@paquier.xyz>
<20210615014208.GK31772@telsasoft.com>
<YMgS3DxyLj7Dqx7S@paquier.xyz>
<20210615034206.GL31772@telsasoft.com>
<a5e263ea-82d3-186f-1abf-a661c5f673af@iki.fi>
<YMg8hz/hpl8Qr3bM@paquier.xyz>
On 15.06.21 07:37, Michael Paquier wrote:
>>> Actually, I was just thinking that default yes/no/on/off stuff maybe should be
>>> defined to mean "lz4" rather than meaning pglz for "backwards compatibility".
>> +1
> I am not sure that we have any reasons to be that aggressive about
> this one either, and this would mean that wal_compression=on implies a
> different method depending on the build options. I would just stick
> with the past, careful practice that we have to use a default
> backward-compatible value as default, while being able to use a new
> option.
If we think this new thing is strictly better than the old thing, then
why not make it the default. What would be the gain from sticking to
the old default?
The point that the default would depend on build options is a valid one.
I'm not sure whether it's important enough by itself.
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Reply to all the recipients using the --to and --cc options:
reply via email
To: pgsql-hackers@postgresql.org
Cc: peter.eisentraut@enterprisedb.com, michael@paquier.xyz, hlinnaka@iki.fi, pryzby@telsasoft.com, x4mmm@yandex-team.ru, thomas.munro@gmail.com, pg@bowt.ie, andres@anarazel.de
Subject: Re: Different compression methods for FPI
In-Reply-To: <d220fdbf-c9fc-6408-ff2b-07f5a9a23e2c@enterprisedb.com>
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
This inbox is served by DDX for PostgreSQL; see mirroring instructions
for how to clone and mirror all data and code used for this inbox