Re: How to implement query rewriting?

On 23 Oct 2000, Jan Hidders wrote:
>
> But this doesn't necessarily mean that you have to implement
> Prolog. I think it is more efficient to think of a data structure to
> represent your rules in, and then write in Perl a function that has
> the logical algebra expression and the rules as its arguments, and
> the physical algebra expression as its result. I say this because I
> suspect that the rules are likely to be very simple and won't need
> the full power of Prolog such as back-tracking and the cut operator.

Okay, this sounds promising. Thanks.

Now I've got to ask the Perl crowd whether they have something which can process rules :-) I'm pretty confident they do, after all there's a Perl module for pretty much anything.

kai

-- 
I like BOTH kinds of music.