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From: Michael Fuhr <mike@fuhr.org>
To: Eugene E. <sad@bankir.ru>
Cc: pgsql-sql@postgresql.org
Subject: Re: what is going on in the PostgreSQL
Date: Wed, 23 Nov 2005 11:09:58 -0700
Message-ID: <20051123180957.GA3907@winnie.fuhr.org> (raw)
In-Reply-To: <43845873.1030607@bankir.ru>
References: <Pine.LNX.4.44.0507280919020.4325-100000@matrix.gatewaynet.com>
	<43845873.1030607@bankir.ru>

On Wed, Nov 23, 2005 at 02:54:27PM +0300, Eugene E. wrote:
> template1=> \set a select
> template1=> \set b 1
> template1=> :a :b;
> 
> column
> ------
>  1
> 
> hope this is only psql's feathure not the server's one;

What about this do you find surprising?  Have you read the psql
documentation regarding \set, variables, and interpolation?

http://www.postgresql.org/docs/8.1/interactive/app-psql.html#APP-PSQL-VARIABLES

test=> \set a select
test=> \set b 1
test=> \set ECHO queries
test=> :a :b;
select 1;
 ?column? 
----------
        1
(1 row)

-- 
Michael Fuhr



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