Re: New standby_slot_names GUC in PG 17

From: Peter Eisentraut <peter(at)eisentraut(dot)org>
To: Bruce Momjian <bruce(at)momjian(dot)us>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: New standby_slot_names GUC in PG 17
Date: 2024-06-26 19:32:27
Message-ID: a5d79e56-8ef6-4de7-a66a-9e1c7270bf64@eisentraut.org
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On 21.06.24 17:37, Bruce Momjian wrote:
> The release notes have this item:
>
> Allow specification of physical standbys that must be synchronized
> before they are visible to subscribers (Hou Zhijie, Shveta Malik)
>
> The new server variable is standby_slot_names.
>
> Is standby_slot_names an accurate name for this GUC? It seems too
> generic.

This was possibly inspired by pg_failover_slots.standby_slot_names
(which in turn came from pglogical.standby_slot_names). In those cases,
you have some more context from the extension prefix.

The new suggested names sound good to me.

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