Обсуждение: Cross-database references

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Cross-database references

От
"Pedro Igor Craveiro e Silva"
Дата:
Someone knows how is going the implementation of cross database references in pgsql ?
Would have some future release with this great functionality ?
 
Thanks,
 
Pedro Igor

Re: Cross-database references

От
Jason Turner
Дата:
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
referencesin 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@indigoindustrial.co.nz


Re: Cross-database references

От
Roberto Mello
Дата:
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
referencesin 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"