Re: Cross-database references

Lists: pgsql-sql
From: "Pedro Igor Craveiro e Silva" <pedroigor(at)aip(dot)com(dot)br>
To: <pgsql-sql(at)postgresql(dot)org>
Subject: Cross-database references
Date: 2003-01-28 19:30:06
Message-ID: 001b01c2c703$aa384940$0b00010a@aip.com.br
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Lists: pgsql-sql

AIP - Assessoria Informática e Proteção LTDASomeone knows how is going the implementation of cross database references in pgsql ?
Would have some future release with this great functionality ?

Thanks,

Pedro Igor


From: Jason Turner <jasont(at)indigoindustrial(dot)co(dot)nz>
To: Pedro Igor Craveiro e Silva <pedroigor(at)aip(dot)com(dot)br>
Cc: pgsql-sql(at)postgresql(dot)org
Subject: Re: Cross-database references
Date: 2003-01-28 22:37:44
Message-ID: 20030129113744.B12431@camille.indigoindustrial.co.nz
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On Tue, Jan 28, 2003 at 05:30:06PM -0200, Pedro Igor Craveiro e Silva wrote:
> AIP - Assessoria Informática e Proteção LTDASomeone knows how is going the implementation of cross database references in pgsql ?
> Would have some future release with this great functionality ?

This is usually left up to the front-end. Usually for me, perl DBI. This way, I
can connect to multiple databases, possibly all of different types (PgSQL, Oracle,
Informix, ...).

I'm sure the SQL gurus can corret me, but I was under the impression that
cross-database references in the backend would be capital-D Difficult to
implement with transaction support. Then there's the further tearing asunder
of the ANSI SQL standard...

Jason
--
Indigo Industrial Controls Ltd.
64-21-343-545
jasont(at)indigoindustrial(dot)co(dot)nz


From: Roberto Mello <rmello(at)cc(dot)usu(dot)edu>
To: Pedro Igor Craveiro e Silva <pedroigor(at)aip(dot)com(dot)br>
Cc: pgsql-sql(at)postgresql(dot)org
Subject: Re: Cross-database references
Date: 2003-01-29 01:28:22
Message-ID: 20030129012822.GC22600@cc.usu.edu
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On Tue, Jan 28, 2003 at 05:30:06PM -0200, Pedro Igor Craveiro e Silva wrote:
> AIP - Assessoria Informática e Proteção LTDASomeone knows how is going the implementation of cross database references in pgsql ?
> Would have some future release with this great functionality ?

Olá Pedro,

Look at the dblink module under the contrib section of PostgreSQL. It
implements the feature you're looking for.

-Roberto

--
+----| Roberto Mello - http://www.brasileiro.net/ |------+
+ Computer Science Graduate Student, Utah State University +
+ USU Free Software & GNU/Linux Club - http://fslc.usu.edu/ +
"There's 2 kind of people: those who knows assembler and the rest"