From: | Martin Marques <martin(at)bugs(dot)unl(dot)edu(dot)ar> |
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To: | "David Busby" <busby(at)pnts(dot)com>, <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: Cross database foreign key workaround? |
Date: | 2003-10-08 22:29:01 |
Message-ID: | 200310081929.01196.martin@bugs.unl.edu.ar |
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Lists: | pgsql-general |
El Mié 08 Oct 2003 18:46, David Busby escribió:
> List,
> What are the recommended work arounds for cross database foreign keys?
> As I understand it transactions are not atomic with the TCL method. I have
> a situation that requires a master database and then a separate database
> for every subscriber. Subscribers need read/write to both databases. I
> chose separate databases because there are 20+ large tables that would
> require uid/gid columns, indexes and where conditions to separate
> information by subscriber. I thought that was too much overhead. Should I
> just use my application to make changes and ensure references that need to
> take place across databases? Or should I add a uid/gid to all necessary
> tables, create indexes and update all necessary where clauses? Ideas?
Use schemas. That's what they are for! (at least thats the main reason we are
using them intensivelly).
--
19:28:01 up 6 days, 5:05, 2 users, load average: 0.36, 0.40, 0.36
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Martín Marqués | mmarques(at)unl(dot)edu(dot)ar
Programador, Administrador, DBA | Centro de Telematica
Universidad Nacional
del Litoral
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