Re: Inserting data in other db

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Michael Fuhr
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Re: Inserting data in other db
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20050906131623.GA5256@winnie.fuhr.org
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Inserting data in other db "Toff" <kristoff.six@telenet.be>
Re: Inserting data in other db Michael Fuhr <mike@fuhr.org>
On Thu, Sep 01, 2005 at 01:09:55PM +0000, Toff wrote:
> I want to insert data from a table in a database to a table of another 
> database when the data is added in the first table, thus using a trigger on 
> the 1st table.
> So, is there some way to acces a 2nd database within functions of the 1st 
> database? Or do I have to write an extrenal application to do the 
> datatransfer?

You could use contrib/dblink or a function written in a procedural
language like PL/Perl that can access external data sources, but
beware that you won't get transactional semantics.  If you roll
back the transaction in the first database, you don't have a way
to propogate that rollback to the second database.

-- 
Michael Fuhr
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