Ross Burton wrote: > On Wed, 2006-10-25 at 11:20 +0100, Jamie McCracken wrote: >>> Not being able to handle multiplicative metadata would make some things >>> very awkward. For example what should happen with music that has >>> multiple artists? I think that supporting multiple values for a piece of >>> metadata, and being able to match any of them would be important for >>> both the indexing side, and the first-class object side. >> its not a problem if we store multiple values as a commas separated list >> (the values in question would have to be strings) >> >> the fulltext index breaks up strings into individual words and indexes >> those words so theres no loss of functionality there. >> >> Substring searches are supported in our rdf query implementation so you >> will be able to search inside them > > Substring searches that respect the fact that the particular data its > looking at is CSV? What if the value itself contains commas, will they > be escaped?
I'm thinking more along the lines of using semicolons now as they are less common in metadata > > I'm thinking of decent genre support, so multiple genre tags per song > (as supported in Ogg). If a song has Song.Genre="Post Rock,Ambient" and > I search for "rock", will the substring search incorrectly match the > song? Yes it will unfortunately - hopefully these corner cases wont be too common -- Mr Jamie McCracken http://jamiemcc.livejournal.com/ _______________________________________________ desktop-devel-list mailing list desktop-devel-list@gnome.org http://mail.gnome.org/mailman/listinfo/desktop-devel-list
