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Polymorphic foreign keys

From: David Fetter <david(at)fetter(dot)org>
To: SF Postgres <sfpug(at)postgresql(dot)org>
Subject: Polymorphic foreign keys
Date: 2005-04-14 22:14:00
Message-ID: 20050414221400.GB29766@fetter.org (view raw or flat)
Thread:
Lists: sfpug
Folks,

Per the discussion after this past week's meeting, here's an example
of how to do "polymorphic foreign keys."  I'd like to write this up in
a little more detail with use cases.  Anybody got ideas for same?

Cheers,
D
-- 
David Fetter david(at)fetter(dot)org http://fetter.org/
phone: +1 510 893 6100   mobile: +1 415 235 3778

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