Re: Vacuum backend with backend_xmin?

From: Laurenz Albe <laurenz(dot)albe(at)cybertec(dot)at>
To: Torsten Förtsch <tfoertsch123(at)gmail(dot)com>, pgsql-general <pgsql-general(at)lists(dot)postgresql(dot)org>
Subject: Re: Vacuum backend with backend_xmin?
Date: 2024-06-10 16:16:15
Message-ID: 96a769eabd1c80e996d9829fa619c22c36743868.camel@cybertec.at
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On Mon, 2024-06-10 at 14:06 +0200, Torsten Förtsch wrote:
> Now, my question is why does a vacuum backend have a backend_xmin? I am just curious.

I'd say because it sees a certain snapshot of the database, like all other
statements.

Yours,
Laurenz Albe

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