Op Sunday 09 November 2008 11:56:37 schreef markharw00d: > >>this can't be nearly as fast as OpenBitSet.intersect() or union, > > respectively, can it? > > I had a similar concern but it doesn't seem that bad: > > > https://issues.apache.org/jira/browse/LUCENE-1187?focusedCommentId=12 >596546#action_12596546 > > The above test showed a slight improvement using bitset.or when it > was recognised both docidsets were OpenBitSets. This optimisation is > now in BooleanFilter.
Further to that, the current implementation of OpenBitSetDISI.inPlaceAnd() is not optimal, although it should work just fine. A patch for a performance improvement will follow. Regards, Paul Elschot > > Cheers > Mark > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
