Re: BUG #1756: PQexec eats huge amounts of memory

On Thu, Jul 07, 2005 at 09:51:54AM +0300, Denis Vlasenko wrote:

> I wanted to show colleagues which are Oracle admins that peak
> data fetch rate of PostgreSQL is way better than Oracle one.
>
> While it turned out to be true (Oracle+WinNT = 2kb TCP output buffer,
> ~1Mb/s over 100Mbit; PostgreSQL+Linux = 8kb buffer, ~2.6Mb/s),
> I was ridiculed instead when my php script failed miserably,
> crashing Apache with OOM condition, while alanogous script for Oracle
> ran to completion just fine.

You should have tested the script before showing off :-)  You may want
to convert it to manually use a cursor, at least the Postgres version.
That would alleviate the memory problem.

--
Alvaro Herrera (<alvherre[a]alvh.no-ip.org>)
"Some men are heterosexual, and some are bisexual, and some
men don't think about sex at all... they become lawyers" (Woody Allen)