Re: pgsql: Track last_inactive_time in pg_replication_slots.
Bertrand Drouvot <bertranddrouvot.pg@gmail.com>
From: Bertrand Drouvot <bertranddrouvot.pg@gmail.com>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Amit Kapila <amit.kapila16@gmail.com>, shveta malik <shveta.malik@gmail.com>, Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>, Amit Kapila <akapila@postgresql.org>, "pgsql-hackers@postgresql.org" <pgsql-hackers@postgresql.org>
Date: 2024-03-25T16:49:12Z
Lists: pgsql-hackers
Hi, On Mon, Mar 25, 2024 at 12:25:37PM -0400, Robert Haas wrote: > On Mon, Mar 25, 2024 at 12:12 PM Bertrand Drouvot > <bertranddrouvot.pg@gmail.com> wrote: > > Would "released_time" sounds better? (at the end this is exactly what it does > > represent unless for the case where it is restored from disk for which the meaning > > would still makes sense to me though). It seems to me that released_time does not > > lead to any expectation then removing any confusion. > > Yeah, that's not bad. I mean, I don't agree that released_time doesn't > lead to any expectation, > but what it leads me to expect is that you're > going to tell me the time at which the slot was released. So if it's > currently active, then I see NULL, because it's not released; but if > it's inactive, then I see the time at which it became so. > > In the same vein, I think deactivated_at or inactive_since might be > good names to consider. I think they get at the same thing as > released_time, but they avoid introducing a completely new word > (release, as opposed to active/inactive). > Yeah, I'd vote for inactive_since then. Regards, -- Bertrand Drouvot PostgreSQL Contributors Team RDS Open Source Databases Amazon Web Services: https://aws.amazon.com
Commits
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Allow synced slots to have their inactive_since.
- 6f132ed693b6 17.0 landed
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Change last_inactive_time to inactive_since in pg_replication_slots.
- 6d49c8d4b4f4 17.0 landed
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Track last_inactive_time in pg_replication_slots.
- a11f330b5584 17.0 cited
-
Remove vacuum_defer_cleanup_age
- 1118cd37eb61 16.0 cited