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Re: Postgres vr.s Oracle

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: "Jonah H(dot) Harris" <jonah(dot)harris(at)gmail(dot)com>
Cc: Brian Hurt <bhurt(at)janestcapital(dot)com>, pgsql-advocacy(at)postgresql(dot)org
Subject: Re: Postgres vr.s Oracle
Date: 2008-12-15 03:47:48
Message-ID: 200812150347.mBF3lms01652@momjian.us (view raw or flat)
Thread:
Lists: pgsql-advocacy
Jonah H. Harris wrote:
> Outside of simple curiosity, my reason for running the benchmark was
> simply to show that in terms of performance, Oracle had it right over
> 10 years ago and that our continual discussions about leaving things
> to the OS and file system developers (because they know how to manage
> memory/data better than we do) is pointless.  It illustrates that if
> Postgres ever wants to step into this century and take advantage of
> newer hardware configurations, we need to accept the fact that PG's
> inherent design has serious performance-related flaws which need to be
> addressed sooner rather than later.  Similarly, I ran the same tests
> against Oracle 10g and 11g, and a properly tuned Oracle system is
> 10-100x faster than Postgres on lots of operations in both OLTP and
> DSS workloads, but because I didn't expect Postgres to be close to
> Oracle these days, I went back to comparing against 8i (Standard
> Edition) just to make my point.

10-100x?

I am confused because sometimes I hear that Postgres has bad performance
from ex-Oracle users, but in general I hear that Oracle and Postgres
have similar performance behavior from people porting applications.

-- 
  Bruce Momjian  <bruce(at)momjian(dot)us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + If your life is a hard drive, Christ can be your backup. +

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