Re: wal_level

From: Laurenz Albe <laurenz(dot)albe(at)cybertec(dot)at>
To: Yambu <hyambu(at)gmail(dot)com>, pgsql-admin(at)lists(dot)postgresql(dot)org
Subject: Re: wal_level
Date: 2020-11-04 09:00:55
Message-ID: e70498310ba1e3de0b5f940d8c4244cda83270ac.camel@cybertec.at
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On Wed, 2020-11-04 at 10:48 +0200, Yambu wrote:
> I would like to implement logical replication, but currently wal_level is set to hot_standby,
> if i set it to logical will it not disturb the current replication on postgres v 10?

No, that won't be a problem.
The WAL levels form an increasing sequence: anything that is logged on a lower level
will also be logged on a higher level.
So streaming (physical) replication will work fine with "wal_level = logical".

Yours,
Laurenz Albe
--
Cybertec | https://www.cybertec-postgresql.com

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