Horton

Re: Possibility to disable `ALTER SYSTEM`

Magnus Hagander <magnus@hagander.net>

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From: Magnus Hagander <magnus@hagander.net>
To: Alvaro Herrera <alvherre@alvh.no-ip.org>
Cc: Tom Lane <tgl@sss.pgh.pa.us>, Gabriele Bartolini <gabriele.bartolini@enterprisedb.com>, Isaac Morland <isaac.morland@gmail.com>, pgsql-hackers@postgresql.org
Date: 2023-09-11T13:50:19Z
Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

  1. Add allow_alter_system GUC.

  2. Rename COMPAT_OPTIONS_CLIENT to COMPAT_OPTIONS_OTHER.

  3. Remove support for version-0 calling conventions.

On Sat, Sep 9, 2023 at 5:14 PM Alvaro Herrera <alvherre@alvh.no-ip.org> wrote:
>
> On 2023-Sep-08, Magnus Hagander wrote:
>
> > Now, it might be that you don't care at all about the *security* side
> > of the feature, and only care about the convenience side. But in that
> > case, the original suggestion from Tom of using an even trigger seems
> > like a fine enough solution?
>
> ALTER SYSTEM, like all system-wide commands, does not trigger event
> triggers.  These are per-database only.
>
> https://www.postgresql.org/docs/16/event-trigger-matrix.html

Hah, didn't think of that. And yes, that's a very good point. But one
way to fix that would be to actually make event triggers for system
wide commands, which would then be useful for other things as well...

-- 
 Magnus Hagander
 Me: https://www.hagander.net/
 Work: https://www.redpill-linpro.com/