Re: Very basic question about Archive logs

From: "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>
To: "Subramanian,Ramachandran" <ramachandran(dot)subramanian(at)alte-leipziger(dot)de>
Cc: "pgsql-novice(at)lists(dot)postgresql(dot)org" <pgsql-novice(at)lists(dot)postgresql(dot)org>
Subject: Re: Very basic question about Archive logs
Date: 2026-03-26 12:47:56
Message-ID: CAKFQuwbBeAs4j=9nPGXJrFopBa5kJDJs5LzDn6bAH5Fs+gczxg@mail.gmail.com
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On Thursday, March 26, 2026, Subramanian,Ramachandran <
ramachandran(dot)subramanian(at)alte-leipziger(dot)de> wrote:
>
> If I apply the base backup from Monday 0100 , how does Postgres know which
> Archive Logs need to be applied from its current state to get to the
> PIT. Obviously when the basebackup was taken, the now needed logs did not
> exist. So this information cannot have been recorded during the backup.
>
> We’ve documented how to actually use the software.

https://www.postgresql.org/docs/current/continuous-archiving.html#BACKUP-PITR-RECOVERY

David J.

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