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From: Kacper Nowicki <Kacper.Nowicki@fuw.edu.pl>
To: Postgres Mailing List <postgres@postgres.Berkeley.EDU>
Subject: Null values in where clause
Date: Thu, 13 Apr 1995 11:53:53 +0200 (MET DST)
Message-ID: <Pine.SUN.3.91.950413114821.1480G-100000@ccfs1> (raw)


Hi,

I would like to match in my query records with null value in one of int 
or text fields. How can I do that ? I tried sth like following, but it does 
not work :

retrieve (xx.all) where xx.i = null

I tried also 0, "" values but none of them match.

Thanks in advance,
Kacper

------------------------------------------------------------------------
Kacper Nowicki                         e-mail: Kacper.Nowicki@fuw.edu.pl
Warsaw University                      =================================
Physics Department Computer Center
Hoza 69, 00-681 Warszawa, Poland       fax:(48)(22)294309,(48)(2)6226154


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