Re: Oracle vs PostgreSQL in real life - Mailing list pgsql-hackers

From Hannu Krosing
Subject Re: Oracle vs PostgreSQL in real life
Date
Msg-id 1014833387.18362.9.camel@taru.tm.ee
Whole thread Raw
In response to Oracle vs PostgreSQL in real life  (Jean-Paul ARGUDO <jean-paul.argudo@idealx.com>)
Responses Re: Oracle vs PostgreSQL in real life  (Jean-Paul ARGUDO <jean-paul.argudo@idealx.com>)
List pgsql-hackers
On Wed, 2002-02-27 at 16:46, Jean-Paul ARGUDO wrote:
> Okay...
> 
> I'm very sceptic  today.
> 
> I'm making a survey on Oracle 8.0 on NT4 remplacement with a RedHat 7.2/PG 7.2
> 
> The customer gave me stuff to migrate, like scripts in Pro*C Oracle that I
> migrated successfully with ECPG. Other stuff with Connect by statments, thanks
> to OpenACS guys, I migrated this Connect by statments too.
> 
> But finaly, with all my mind I explained all queries, made all good, I hope
> everything has be done. 

What was the postgresql.conf set to ?

> 
> The "test" is a big batch that computes stuffs in the database. 

Could you run this batch in smaller chunks to see if PG is slow from the
start or does it slow down as it goes ?

> Here are the timings of both Oracle and PG (7.2) :
> 
> Oracle on NT 4 : 45 minuts to go , 1200 tps (yes one thousand and two hundred
> tps)
> 
> Linux Red Hat 7.2 with PostgreSQL 7.2 : hours to go (statistically, 45 hours),
> 80 tps (eighty tps).

What kind of tps are these ? 

I.e. what does each t do ?

-------------
Hannu





pgsql-hackers by date:

Previous
From: "Zeugswetter Andreas SB SD"
Date:
Subject: Re: COPY incorrectly uses null instead of an empty string in last field
Next
From: Justin Clift
Date:
Subject: Re: Oracle vs PostgreSQL in real life