From: | Martijn van Oosterhout <kleptog(at)svana(dot)org> |
---|---|
To: | Ben-Nes Yonatan <da(at)canaan(dot)co(dot)il> |
Cc: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Bruno Wolff III <bruno(at)wolff(dot)to>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-general(at)postgresql(dot)org |
Subject: | Re: Planner create a slow plan without an available index |
Date: | 2005-08-31 06:25:03 |
Message-ID: | 20050831062448.GA5489@svana.org |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-general |
On Wed, Aug 31, 2005 at 09:19:05AM +0200, Ben-Nes Yonatan wrote:
> >If the subtransaction writes at least a tuple, it counts as another
> >transaction. Else it doesn't count.
> >
>
> Oh crap I fear that now im in serious troubles....
> Where can I read about this limitation? and beside that what if I count
> the number of queries and every 900,000 or so I create a subtransaction
> and continue my process with it, will that work or I'm just trying to be
> a smart ass with the db?
Um, 1 billion transactions is 1 thousand million. So 900,000
inserts/updates are not even one tenth of one percent of the limit for
one transaction.
Are you really approaching a billion inserts/updates per transaction?
That's alot of diskspace being used...
Have a nice day,
--
Martijn van Oosterhout <kleptog(at)svana(dot)org> http://svana.org/kleptog/
> Patent. n. Genius is 5% inspiration and 95% perspiration. A patent is a
> tool for doing 5% of the work and then sitting around waiting for someone
> else to do the other 95% so you can sue them.
From | Date | Subject | |
---|---|---|---|
Next Message | Sim Zacks | 2005-08-31 06:50:23 | Re: or kills performance |
Previous Message | gokulnathbabu manoharan | 2005-08-31 05:31:09 | Re: Invalid page header in pg_class |