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Re: exploiting features of pg to obtain polymorphism maintaining ref. integrity - Mailing list pgsql-general

From Karsten Hilbert
Subject Re: exploiting features of pg to obtain polymorphism maintaining ref. integrity
Date
Msg-id 20061008120953.GB13942@merkur.hilbert.loc
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In response to exploiting features of pg to obtain polymorphism maintaining ref. integrity  (Ivan Sergio Borgonovo <mail@webthatworks.it>)
Responses Re: exploiting features of pg to obtain polymorphism  (Ivan Sergio Borgonovo <mail@webthatworks.it>)
Re: exploiting features of pg to obtain polymorphism  (Ivan Sergio Borgonovo <mail@webthatworks.it>)
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On Fri, Oct 06, 2006 at 11:09:29PM +0200, Ivan Sergio Borgonovo wrote:

> Is there any good documentation, example, tutorial, pamphlet, discussion... to exploit pg features to obtain
"polymorphic"behavior without renouncing to referential integrity? 

In GNUmed we use it to aggregate text fields over a
range of child tables and for auditing:

 http://cvs.savannah.gnu.org/viewcvs/gnumed/gnumed/server/sql/?root=gnumed

look at gmAudit*.sql and gmclinical.sql

Karsten
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