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Re: DRAFT beta release announcement

From: Simon Riggs <simon(at)2ndQuadrant(dot)com>
To: Josh Berkus <josh(at)agliodbs(dot)com>
Cc: PostgreSQL Advocacy <pgsql-advocacy(at)postgresql(dot)org>
Subject: Re: DRAFT beta release announcement
Date: 2010-04-28 22:15:52
Message-ID: 1272492952.4161.11749.camel@ebony (view raw or flat)
Thread:
Lists: pgsql-advocacy
On Wed, 2010-04-28 at 14:38 -0700, Josh Berkus wrote:
> > I think the join removal feature is of critical importance, much more so
> > than many of the above items.
> 
> I just don't have any figures on actual performance benefit from this,
> which will be the *first* thing a reporter asks.

"Orders of magnitude" saving. It's not *faster* it just doesn't do the
work at all any more.

> > I might describe it like in *one* of these ways
> > 
> > * Automatic join removal to optimise complex SQL generated by OR mapping
> > 
> > * Major new optimizations for complex automatically generated SQL
> 
> How about
> 
> * Optimization of ORM-generated queries through automatic join removal

Good. All 3 do it for me, but I think I'm too close to judge.

-- 
 Simon Riggs           www.2ndQuadrant.com


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