On Wed, Apr 28, 2010 at 11:15:52PM +0100, Simon Riggs wrote:
> 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.
Is it worth considering that more than just ORMs are responsible for
machine-generated SQL, and just saying "machine-generated" instead of
"ORM-generated"? Provided, that is, that the extra four characters don't make
the line wrap :)
--
Joshua Tolley / eggyknap
End Point Corporation
http://www.endpoint.com