Thank you, Tom.
Jie
-----Original Message-----
From: Tom Lane [mailto:tgl@sss.pgh.pa.us]
Sent: Wednesday, May 12, 2004 4:06 PM
To: Jie Liang
Cc: Christian Kratzer; pgsql-admin@postgresql.org;
pgsql-sql@postgresql.org
Subject: Re: [ADMIN] [SQL] \set
"Jie Liang" <jie@stbernard.com> writes:
> You will see AAA associate with 'whatever', it's an internal variable,
> but how could I use it in my SQL query?
regression=# \set AAA 'whatever'
regression=# select :AAA;
ERROR: column "whatever" does not exist
regression=# \set AAA '\'whatever\''
regression=# select :AAA;
?column?
----------
whatever
(1 row)
regards, tom lane