SQL-Query 2 get primary key

Marc Grimme <grimme@atix.de>

From: Marc Grimme <grimme@atix.de>
To: "pgsql-sql@postgreSQL.org" <pgsql-sql@postgreSQL.org>
Date: 1999-02-19T13:22:34Z
Lists: pgsql-hackers
Hi,

if I create a table like this:
CREATE TABLE test (
   id decimal(3) primary key,
   name varchar(32));

how can I ask postgres which is the primary key from table test?
I hope to get something like "id is the primary key from table test.".
Any ideas
Marc
-- 
-----------------------------------------------------------
Marc Grimme - An der Muehle 1 - 85716 Unterschleissheim
Fon: +49 89 37 48 81 22 - +49 89 37 48 92 7 - 3/0 - 
mail2: grimme@informatik.tu-muenchen.de, grimme@atix.de
-----------------------------------------------------------
The UNIX Guru's View of Sex:
# unzip ; strip ; touch ; finger ; mount ; fsck ; more ; yes ; umount ;
sleep