Re: Does PostgreSQL cache all columns of a table after SELECT?

From: "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>
To: Tim Schwenke <tim(at)trallnag(dot)com>
Cc: pgsql-novice <pgsql-novice(at)lists(dot)postgresql(dot)org>
Subject: Re: Does PostgreSQL cache all columns of a table after SELECT?
Date: 2023-06-05 12:58:21
Message-ID: CAKFQuwamUDxtmA3G4mUP1y4DvntoJ4EA4o02465dfiRO3O9rBQ@mail.gmail.com
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On Monday, June 5, 2023, Tim Schwenke <tim(at)trallnag(dot)com> wrote:

>
>
> Does the cache also contain large_b? Or is only large_a cached? Assumption
> is that memory is large enough to fit everything.
>
>
Shared buffers is a page cache.

David J.

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