Re: values of column source in pg_settings

From: "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>
To: "msalais(at)msym(dot)fr" <msalais(at)msym(dot)fr>
Cc: "pgsql-admin(at)lists(dot)postgresql(dot)org" <pgsql-admin(at)lists(dot)postgresql(dot)org>
Subject: Re: values of column source in pg_settings
Date: 2025-09-10 19:55:47
Message-ID: CAKFQuwazBC4u=0+S-D2Tv2WJMaCD9-P8qRT_v65bdzR7mjwtBg@mail.gmail.com
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On Wednesday, September 10, 2025, <msalais(at)msym(dot)fr> wrote:
>
> I could find several distinct values for column “source” in pg_settings
> view. Examples of these values are: client, environment variable,
> configuration file, default, database, override, session.
>
> Are there other values?
>
>

https://github.com/postgres/postgres/blob/9016fa7e3bcde8ae4c3d63c707143af147486a10/src/backend/utils/misc/guc_tables.c#L667

David J.

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