Message-ID: <f65faa53285ca29541356809ee1c49b7ed04a33a.camel@cybertec.at>
Subject: Re: Customize psql prompt to show current_role
From: Laurenz Albe <laurenz.albe@cybertec.at>
To: Dominique Devienne <ddevienne@gmail.com>, Erik Wienhold <ewie@ewie.name>
Cc: Asad Ali <asadalinagri@gmail.com>, pgsql-general@postgresql.org
Date: Mon, 23 Sep 2024 15:05:10 +0200
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On Mon, 2024-09-23 at 14:59 +0200, Dominique Devienne wrote:
> On Mon, Sep 23, 2024 at 2:51=E2=80=AFPM Erik Wienhold <ewie@ewie.name> wr=
ote:
> > You could instead use this:
> >=20
> >     SELECT current_role \gset
> >     \set PROMPT1 '%n@%/ (%:current_role:)=3D%# '
> >=20
> > But that won't work with subsequent SET ROLE commands.
>=20
> Bummer... That was kinda the point, that it updates automatically.
>=20
> Then I'd like to respectfully request a small enhancement to psql
> to support a new \r (or some other letter) for current_role in the prompt=
.

To get the current role, psql would have to query the database whenever
it displays the prompt.  That would be rather expensive...

Yours,
Laurenz Albe