Re: display temp table structure?

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Richard Huxton <dev(at)archonet(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Limin Liu <limin(at)pumpkinnet(dot)com>, pgsql-general(at)postgresql(dot)org
Subject: Re: display temp table structure?
Date: 2001-03-13 15:16:56
Message-ID: 200103131516.KAA11387@candle.pha.pa.us
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-general

> Tom Lane wrote:
> >
> > Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> > > There is no user-visible mapping, though the number is the process id.
> > > You could use that. I think you can get the backend process id somehow,
> > > but I am not sure how. Anyone?
> >
> > If you're using libpq, there is a function to retrieve the backend's PID
> > from the PGconn (PQbackendPID). I don't think any of the other client
> > libraries provide this (yet).
>
> I installed getpid() as a user-defined function (while testing an idea)
> - it seemed to work and I assumed it was the backend pid I was getting.

Yes, that is the _nify_ fix I was thinking about. Use the proper path
for libc and:

CREATE FUNCTION getpid () returns int4 as '/lib/libc.so.6' LANGUAGE 'C';
SELECT getpid();

--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
+ Christ can be your backup. | Drexel Hill, Pennsylvania 19026

In response to

Responses

Browse pgsql-general by date

  From Date Subject
Next Message Alex Howansky 2001-03-13 15:18:34 Re: "critical mass" reached?
Previous Message Tom Lane 2001-03-13 15:09:24 Re: "critical mass" reached?