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Partial foreign keys

From: rihad <rihad(at)mail(dot)ru>
To: pgsql-general(at)postgresql(dot)org
Subject: Partial foreign keys
Date: 2010-02-27 18:33:01
Message-ID: 4B89655D.40307@mail.ru (view raw or flat)
Thread:
Lists: pgsql-general
Hello,

Due to lack of support for partial (conditional) multi-column foreign 
keys in 8.3, can before-triggers be used to implement them in terms of 
data consistency and speed?

Thanks.

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