Hi, unfortunately for iPad developers, it seems that it is not possible to use the Spotlight engine through the SDK:
http://stackoverflow.com/questions/3133678/spotlight-search-in-the-application Chantal On Fri, 2010-07-23 at 10:16 +0200, Mark Allan wrote: > Hi Stephan, > > On the iPad, as with the iPhone, I'm afraid you're stuck with using > SQLite if you want any form of database in your app. > > I suppose if you wanted to get really ambitious and had a lot of time > on your hands you could use Xcode to try and compile one of the open- > source C-based DBs/Indexers, but as with most things in OS X and iOS > development, if you're bending over yourself trying to implement > something, you're probably doing it wrongly! Also, I wouldn't put it > past the AppStore guardians to reject your app purely on the basis of > having used something other than SQLite! > > Apple's cocoa-dev mailing list is very active if you have problems, > but do your homework before asking questions or you'll get short shrift. > http://lists.apple.com/cocoa-dev > > Mark > > On 22 Jul 2010, at 6:12 pm, Stephan Schwab wrote: > > > Dear Solr community, > > > > does anyone know whether it may be possible or has already been done > > to > > bring Solr to the Apple iPad so that applications may use a local > > search > > engine? > > > > Greetings, > > Stephan >