> Date: Fri, 14 Jan 2005 17:11:34 +0000 > From: Dr Robert Sanderson <[log in to unmask]> > >>> But the GILS definition is clearly a subset of the DC one, so a >>> search for resource with name X (dc.title) in a GILS database will >>> find all the information resources that would have been found by a >>> search for information resources with name X (gils.title). So >>> dc.title seems eminently suitable for this. >> >> What if you want information resources and you're searching a >> non-gils (not exclusively gils) database? > > Then every context set needs to have every index redefined. > > What if you're searching a database of collectible cards and of > books, and you want to limit the search to collectible cards. > > Well, the answer is in the question. You limit your search to > collectible cards. How do you limit searches in CQL? You add a new > searchclause: > > dc.title = "curses foiled again" and dc.format = "ccg" Totally correct. We avoid the unnecessary multiplication of entities by allowing the combination of orthogonal dimensions. _/|_ _______________________________________________________________ /o ) \/ Mike Taylor <[log in to unmask]> http://www.miketaylor.org.uk )_v__/\ "I try to take one day at a time, but sometimes several days attack me at once" -- Ashleigh Brilliant. -- Listen to free demos of soundtrack music for film, TV and radio http://www.pipedreaming.org.uk/soundtrack/