lucene-java-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Yonik Seeley" <yo...@apache.org>
Subject Re: Cache BitSet or doc number?
Date Sat, 27 Oct 2007 00:15:48 GMT
On 10/26/07, John Patterson <jdp2000@gmail.com> wrote:
> Thom Nelson wrote:
> > Check out the HashDocSet from Solr, this is the best way to cache small
> > sets of search results.  In general, the Solr BitSet/DocSet classes are
> > more efficient than using the standard java.util.BitSet.  You can use
> > these independent of the rest of Solr (though I recommend checking out
> > Solr if you want to do complex caching).
> >
>
> I imagine the fastest way to combine cached results is to store them in an
> array ordered by doc number so that the ConjunctionQuery can use them
> directly.  The Javadoc for HashDocSet says that they are stored out of order
> which would make this impossible.

You're speaking at quite an abstract level... it really depends on
what specific issue you are seeing that you're trying to solve.

-Yonik

---------------------------------------------------------------------
To unsubscribe, e-mail: java-user-unsubscribe@lucene.apache.org
For additional commands, e-mail: java-user-help@lucene.apache.org


Mime
View raw message