Re: Running OS-level programs from Postgres? - Mailing list pgsql-general

From Andrew Sullivan
Subject Re: Running OS-level programs from Postgres?
Date
Msg-id 20070620200930.GE743@phlogiston.dyndns.org
Whole thread Raw
In response to Re: Running OS-level programs from Postgres?  (Steve Atkins <steve@blighty.com>)
Responses Re: Running OS-level programs from Postgres?  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-general
On Wed, Jun 20, 2007 at 12:55:23PM -0700, Steve Atkins wrote:
>
> Another approach, and one that can be more robust in the case
> of external failures, is to have the trigger put the message it wants
> to send into a queue table and have an external process that
> monitors the table (via polling or listen/notify) and sends the
> queued mail.

For the record, this is _way_ more robust.  It also prevents your
database from accidentally DoSing your mail server, as it would if
thousands of mail messages were all triggered in a very short period
of time.

A

--
Andrew Sullivan  | ajs@crankycanuck.ca
The very definition of "news" is "something that hardly ever happens."
        --Bruce Schneier

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