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Date: Mon, 23 Apr 2007 17:56:19 -0700 (PDT)
From: chester c young <chestercyoung@yahoo.com>
Subject: Re: Large journal as psql table.  Good idea?  Triggering.
To: Bryce Nesbitt <bryce1@obviously.com>
Cc: pgsql-sql@postgresql.org
In-Reply-To: <462D3D4D.6090308@obviously.com>
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Message-ID: <448237.8848.qm@web54314.mail.yahoo.com>


> But I'm thinking that maybe it's a job for a database table.  Each
> new
> row would be written with a status (10="new").  And that the modem
> process would poll for new rows.  Problem is there will be lots of
> rows,
> but only a trivial few will be "new".  The huge index file and the
> polling seem like a drag on the database, unless there is a way to
> optimize.

create index <name> on <table>( <id> ) where status = 'new';

this index will be very fast.

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