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From: T E Schmitz <mailreg@numerixtechnology.de>
To: pgsql-sql <pgsql-sql@postgresql.org>
Subject: CHECK col A not NULL if col B='x'
Date: Tue, 28 Sep 2004 15:02:02 +0100
Message-ID: <41596EDA.4030909@numerixtechnology.de> (raw)

Hello,

Is it possible to set up a table CHECK, which ensures that column A is 
NOT NULL if column B = 'x' ?

-- 


Regards/Gruß,

Tarlika Elisabeth Schmitz

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