On Sat, Jun 16, 2007 at 12:21:44PM +0900, Hal Fulton wrote: > I've just started learning Ferret today... it looks > very cool. > > Can anyone explain how MatchAllQuery works? There's a really great Ferret short cut from O'Reilly, that has an explanation. Apparently you combine it with a negative clause BooleanQuery to "Find all documents without a certain atttribute". The Ferret-talk mailing list is also a good place, http://rubyforge.org/mail/?group_id=1028 enjoy, -jeremy -- ======================================================================== Jeremy Hinegardner jeremy / hinegardner.org