http://lucene.apache.org/java/3_0_1/api/all/org/apache/lucene/search/ParallelMultiSearcher.html
Ian Aécio <[email protected]> writes: > Thanks for the replies. > > I'm already investigating how katta works and how I can extend it. > What do you mean by distributed search capability? Lucene provives any way > to "merge" hits from diferent indexes? > > 2010/5/14 Ian Soboroff <[email protected]> > >> Aécio <[email protected]> writes: >> >> > 2. Search >> > - The query received is used as input of the map function. This function >> > would search the document on the local shard using our custom library and >> > emit the hits. The reduce function would group the hits from all shards. >> >> There is no way you can do interactive searches via MapReduce in Hadoop, >> because the JVM start time will kill you. If your shard backend is >> Lucene, just use the distributed search capability already there, or >> look at Katta. >> >> Ian >>
