Grant - are there any good examples for caching and reusing filters? Is that outside the scope of what lucene offers out of the box?
On Thu, Dec 9, 2010 at 8:07 AM, Grant Ingersoll <gsing...@apache.org> wrote: > Filters are a way of restricting the search space to a subset of documents. > They basically work out to be a bitset indicating whether a given document > is allowed to appear in the results or not. They do not affect scoring. > You can obtain similar results through ANDing a query too, but then it > likely affects scoring. Also, you should only really use filters if you > intend to cache it and reuse it. > > -Grant > > > On Dec 8, 2010, at 3:09 AM, Romi wrote: > > > > > I am working with Lucene.My work is to Query nd perform search on it. I > want > > to know the use of Filters. > > > > ----- > > Romi > > -- > > View this message in context: > http://lucene.472066.n3.nabble.com/Why-do-we-use-Filters-tp2039246p2039246.html > > Sent from the Lucene - General mailing list archive at Nabble.com. > > -------------------------- > Grant Ingersoll > http://www.lucidimagination.com/ > >
