On Tue, Feb 03, 2004 at 09:56:03AM +0000, Steve Harris wrote: > On Mon, Feb 02, 2004 at 01:46:31 -0500, Paul Winkler wrote: > > On Mon, Feb 02, 2004 at 06:42:47PM +0000, Steve Harris wrote: > > > > Splitting and joining classes? You lost me there. > > > > Refactoring? > > > > > > Yeah, I guess. Eg. if you had Green Things and Red Things and you wanted > > > to replace them with Coloured Things. > > > > How is this done in the RDF world? > > You create a mapping schema which says > > GreenThings rdfs:subClassOf ColouredThings . > RedThings rdfs:subClassOf ColouredThings . > (and the same for the properties that need translating. okey-doke. Now, how do you, as a third party, make use of all this stuff? Do I have to provide a query engine at some URL or do you just walk through my pile of RDF documents parsing stuff? > So any queries you have on GreenThings will be satisfied by instances of > ColouredThings - not a perfect match as you can see, but better than > nothing. Did you mean to say that the other way around? i.e. "any queries you have on ColouredThings will be satisfied by instances of GreenThings". -- Paul Winkler http://www.slinkp.com Look! Up in the sky! It's MY CAT PUMA! (random hero from isometric.spaceninja.com)