W3C home > Mailing lists > Public > www-rdf-rules@w3.org > October 2001

RE: newbie

From: Pat Hayes <phayes@ai.uwf.edu>
Date: Wed, 24 Oct 2001 12:45:12 -0500
Message-Id: <p05101063b7fcae5bddbe@[]>
To: "Wagner, G.R." <G.R.Wagner@tm.tue.nl>
Cc: www-rdf-rules@w3.org
>  > I'm new in rdf and I have the mission to implement a rule
>>  based system using rdf
>What do you mean by "rule based system"?
>Do you mean rules in the sense of
>1) declarative logic programming (or deductive databases)
>for defining derived concepts and heuristics (without any
>state-changing effects)? These rules are called "derivation
>rules" in RuleML.
>2) SQL triggers (or "event-condition-action rules") for
>specifying the reactive behavior of a system in response to
>events? These rules are called "reaction rules" in RuleML.
>They specify state changes in their head/consequent, and
>they may "call" derivation rules in their body/antecedent.
>3) production rule systems like JESS? They are just another
>programming language based on the rule metaphor but without
>any precise semantics for rules.
>Notice that this list is only concerned with a restricted
>form of 1).

Has that been established? (When??) I thought that all options were still open.

Pat Hayes

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Received on Wednesday, 24 October 2001 13:45:18 UTC

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