Re: proposal: psql: show current user in prompt

po 8. 1. 2024 v 6:08 odesílatel vignesh C <vignesh21(at)gmail(dot)com> napsal:

> On Tue, 12 Sept 2023 at 14:39, Peter Eisentraut <peter(at)eisentraut(dot)org>
> wrote:
> >
> > On 11.09.23 13:59, Jelte Fennema wrote:
> > > @Tom and @Robert, since you originally suggested extending the
> > > protocol for this, I think some input from you on the protocol design
> > > would be quite helpful. BTW, this protocol extension is the main
> > > reason I personally care for this patch, because it would allow
> > > PgBouncer to ask for updates on certain GUCs so that it can preserve
> > > session level SET commands even in transaction pooling mode.
> > > Right now PgBouncer can only do this for a handful of GUCs, but
> > > there's quite a few others that are useful for PgBouncer to preserve
> > > by default:
> > > - search_path
> > > - statement_timeout
> > > - lock_timeout
> >
> > ISTM that for a purpose like pgbouncer, it would be simpler to add a new
> > GUC "report these variables" and send that in the startup message? That
> > might not help with the psql use case, but it would be much simpler.
>
> I have changed the status to "Waiting on Author" as Peter's comments
> have not been followed up yet.
>

Please, see my reply to Peter. I think his comment is very valuable (and I
am for it), but I don't think it is a practical API for this feature.

Regards

Pavel

>
> Regards,
> Vignesh
>