Re: postgres vs. oracle for very large tables

On Mon, May 15, 2006 at 12:24:51PM -0700, TJ O'Donnell wrote:
> I've written some extensions to postgres to implement
> chemical structure searching. I get inquiries about
> the performance of postgres vs. oracle. This is a huge
> topic, with lots of opinions and lots of facts. But,
> today I got some feedback stating the opinion that:
> "Postgres performance diminishes with large tables
> (we?ll be going to upwards of hundreds of millions of rows)."
>
> Is this pure speculation, opinion, known fact?
> Does anyone know of measured performance of postgres
> vs. oracle, specifically with very large tables?

You're more likely to run into problems with large fields being toasted
than plain large tables. IIRC Oracle's large object support is better
than PostgreSQL's.
--
Jim C. Nasby, Sr. Engineering Consultant jnasby(at)pervasive(dot)com
Pervasive Software http://pervasive.com work: 512-231-6117
vcard: http://jim.nasby.net/pervasive.vcf cell: 512-569-9461