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Bullard, Claude L (Len) wrote: > Ever try to query a database for which you have no schema? > > Think of hooking up an ad hoc query generator to a distant > database that changes from time to time, might be in a different > natural language, and so forth. Metadata starts to look very > appealing to the human. Sometimes you don't want a list of > URIs back; you want a report. > One thing that is working its way up to daylight is a standardized way (or ways) to ask an RDF server to cough up all the information it knows about a given subject. This gives you a starting point for exploring the remote and possibly distributed data store without having to just get a dump (which might end up being huge). It's actually quite feasible today. See URIQA, for example, which was worked out by Patrick Stickler of Nokia - http://sw.nokia.com/uriqa/URIQA.html Cheers, Tom P
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