Re: meta-specs (was RE: A few things I noticed about w3c's xml-sc hema)
Bullard, Claude L (Len) wrote: > I'm wondering if for some projects, it isn't also > the best way to start. In other words, should > one create a UML-like design if what is being > designed is NOT an OOP, but simply the data > exchanged? Exactly. Get the data down and the rest falls into place. > > So I have RDF and XML Schema. > > When do I need RDF? When you want to draw diagrams with circles and arrows. Fundamentally RDF is a convention for saving a diagram as a document, or to a database. RDF describes things and relations between things. You can take any RDF document and flatten it into a single table that can be queried etc. Its the simplest 'infoset' you can imagine. It is _so_ simple it appears complicated. -Jonathan
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