Skip site navigation (1) Skip section navigation (2)

Re: Speeding up aggregates

From: Josh Berkus <josh(at)agliodbs(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: Speeding up aggregates
Date: 2002-12-06 21:58:02
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-performance

> FWIW, I've implemented hashed aggregation in CVS tip.  I have not had
> the time to try to benchmark it, but I'd be interested if anyone can
> run some tests on 7.4devel.  Eliminating the need for a SORT step
> should help aggregations over large datasets.

I'd love to, but I am still too much of a tyro to build Postgres from CVS.   
As soon as there's a tarball of 7.4devel, I'll build it and run comparisons.

-Josh Berkus
 Aglio Database Solutions
 San Francisco

In response to


pgsql-performance by date

Next:From: Tom LaneDate: 2002-12-06 23:07:08
Subject: Re: Speeding up aggregates
Previous:From: Hannu KrosingDate: 2002-12-06 21:57:31
Subject: Re: Speeding up aggregates

Privacy Policy | About PostgreSQL
Copyright © 1996-2017 The PostgreSQL Global Development Group