datalog – Tarik Billa

Datalog vs CLIPS vs Prolog

December 4, 2023 by Tarik

The difference between CLIPS and Prolog/Datalog is that CLIPS is a “production rule system” that operates by forward chaining: given a set of facts and rules, it will try to make every possible derivation of new facts and store those in memory. A query is then answered by checking whether it matches something in the … Read more

Forward Chaining vs Backward Chaining

May 22, 2023 by Tarik

Backward chaining (a la Prolog) is more like finding what initial conditions form a path to your goal. At a very basic level it is a backward search from your goal to find conditions that will fulfil it. Backward chaining is used for interrogative applications (finding items that fulfil certain criteria) – one commercial example … Read more