Originally "subject" was indexed with ANALYZED ... I changed it to NOT_ANALYZED (there was no "keyword" option for indexing in Lucene 3.0.0), and I am still having the same problem.
Thanks, Alison Callahan Uwe Schindler wrote: > > How is "subject indexed"? > > I fit is indexed with ANALYZED not as keyword only, StandardAnalyzer will > remove <, lowercase and so on. > > ----- > Uwe Schindler > H.-H.-Meier-Allee 63, D-28213 Bremen > http://www.thetaphi.de > eMail: u...@thetaphi.de > > >> -----Original Message----- >> From: AlisonCallahan [mailto:alison.calla...@gmail.com] >> Sent: Wednesday, February 17, 2010 4:39 PM >> To: java-user@lucene.apache.org >> Subject: PrefixQuery returning 0 results >> >> >> I have indexed RDF in N-triple format (with three fields -- "subject", >> "predicate", "object") and now am trying to query the index with a >> PrefixQuery on the "subject" field. My test case is to get back all >> documents whose subject field starts with the prefix "<http", and I >> would >> expect to get back all documents. Instead, the PrefixQuery returns 0 >> documents. I have read and can't see why the PrefixQuery is returning 0 >> results. >> >> Here is the relevant code: >> >> IndexReader n3reader = IndexReader.open(FSDirectory.open(new >> File(index)), >> true); >> Searcher searcher = new IndexSearcher(n3reader); >> Analyzer analyzer = new StandardAnalyzer(Version.LUCENE_CURRENT); >> >> String test = "<http"; >> >> Query nsQuery = new PrefixQuery(new Term("subject", test)); >> >> TopDocs hits = searcher.search(nsQuery, 10); >> >> System.out.println("Hits: "+hits.totalHits); >> >> This code prints out '0' hits ... Any suggestions for why this isn't >> working?? Thanks, >> >> Alison Callahan >> -- >> View this message in context: http://old.nabble.com/PrefixQuery- >> returning-0-results-tp27625646p27625646.html >> Sent from the Lucene - Java Users mailing list archive at Nabble.com. >> >> >> --------------------------------------------------------------------- >> 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 > > > -- View this message in context: http://old.nabble.com/PrefixQuery-returning-0-results-tp27625646p27626268.html Sent from the Lucene - Java Users mailing list archive at Nabble.com. --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org
