From: Paul Lambert <paul.lambert@autoledgers.com.au>
To: pgsql-sql@postgresql.org
Subject: Re: Moving a simple function to pl/pgsql (Novice question)
Date: Thu, 05 Apr 2007 06:20:01 +0800
Message-ID: <46142491.2080808@autoledgers.com.au> (raw)
In-Reply-To: <806297.7462.qm@web31805.mail.mud.yahoo.com>
References: <806297.7462.qm@web31805.mail.mud.yahoo.com>
Richard Broersma Jr wrote:
> --- Paul Lambert <paul.lambert@autoledgers.com.au> wrote:
>> The purpose being when a row in a table in one database is updated, it
>> will copy (or replicate I guess) the record into a different table into
>> another database in the same server. (deleting said record first if it
>> already exists)
>>
>> What is the best way to do this within Postgres?
>
> In postgresql, there are two parts to implementing a trigger; the trigger function and the actual
> trigger on the table that calls this function.
>
> Here is a good example:
> http://www.postgresql.org/docs/8.2/interactive/plpgsql-trigger.html#PLPGSQL-TRIGGER-AUDIT-EXAMPLE
>
> One other point to be aware of, Postgresql does not allow your to reference other databases in the
> DB-cluster directly. It is possible but you need to add a contrib module called dblink:
> http://pgfoundry.org/projects/snapshot/
>
> Hope this helps,
> Regards,
> Richard Broersma Jr.
>
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>
Perfect, thanks Richard.
Regards,
Paul.
--
Paul Lambert
Database Administrator
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To: pgsql-sql@postgresql.org
Cc: paul.lambert@autoledgers.com.au
Subject: Re: Moving a simple function to pl/pgsql (Novice question)
In-Reply-To: <46142491.2080808@autoledgers.com.au>
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