Looks like you're moving apace!

Have you considered query/subquery optimization instead of magic sets?

Rich

On Feb 8, 7:51 pm, Jeffrey Straszheim <straszheimjeff...@gmail.com>
wrote:
> By the way, if anyone on this list has experience implementing bottom-up
> optimizations for logic programs, particularly from the magic set family,
> and is willing to assist, please contact me.
>
> On Sun, Feb 8, 2009 at 7:47 PM, Jeffrey Straszheim <
>
> straszheimjeff...@gmail.com> wrote:
>
> > Stratified negation is working and in trunk.
>
> > I have some cool ideas of a simple, but powerful, way to implement
> > evaluable predicates.  They'll likely make it in by midweek.
>
> > The the hard part (magic sets) begins.
>
> > On Feb 8, 11:43 am, Jeffrey Straszheim <straszheimjeff...@gmail.com>
> > wrote:
> > > I now have recursive queries working.  My next 3 milestones are
> > stratified
> > > negation, evaluable predicates, and then some version of magic sets
> > > optimization.  But now, as long as your queries are non-negated it is
> > > working.
>
> > >http://code.google.com/p/clojure-datalog/
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