Write a simple Collector (read the javadocs) that has a collect(int doc) method that does nothing except increment a counter. Use it via one of the search methods that takes a Collector.
btw TopDocCollector won't load them all in memory, but obviously it will keep track of the top scoring docs. -- Ian. On Tue, Feb 9, 2010 at 4:44 PM, Klaus Teller <klaus.tel...@gmx.net> wrote: > Hi Guys, > > Is there a way to speed up couting documents that satisfy a search query > other than by using TopDocCollector.getTotalHits()? > > For instance, if there are 1000000 documents satisfying my search query, how > can I count them without loading them all in memory? > > Thanks, > Klaus. > -- > Jetzt kostenlos herunterladen: Internet Explorer 8 und Mozilla Firefox 3.5 - > sicherer, schneller und einfacher! http://portal.gmx.net/de/go/atbrowser > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > For additional commands, e-mail: java-user-h...@lucene.apache.org > > --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org
