Hi, What are the techniques use for loading only the related facts? How do they know its related or not until its checked?
Cheers On Nov 28, 2007 3:47 PM, Hal Hildebrand <[EMAIL PROTECTED]> wrote: > > On Nov 27, 2007, at 8:53 PM, Ernest Friedman-Hill wrote: > > > n Nov 27, 2007, at 2:45 PM, Hal Hildebrand wrote: > > > >> > >> On Nov 27, 2007, at 10:59 AM, Ernest Friedman-Hill wrote: > >>> > >>> Jess doesn't spool working memory to disk; it lives in RAM. There > >>> are techniques for telling Jess how to only load the facts it > >>> actually needs, however. > >> > >> Can you elaborate a bit more on that? > > > > This is one of the best uses for Jess's limited backward chaining > > facility. Jess "knows" when certain facts that don't exist would > > activate some rules. Using backward chaining rules, you can hook > > into this knowledge and supply just those needed facts in a "just-in- > > time" manner (perhaps by querying for just the right information > > from a database.) This way you don't have to load in the whole big > > dataset at once -- just what is needed. > > Ah, this is the strategy used by the "Jess Fact Storage Provider > Framework", correct? Now I understand. Very powerful indeed. > > -------------------------------------------------------------------- > To unsubscribe, send the words 'unsubscribe jess-users [EMAIL PROTECTED]' > in the BODY of a message to [EMAIL PROTECTED], NOT to the list > (use your own address!) List problems? Notify [EMAIL PROTECTED] > -------------------------------------------------------------------- > >
