Jack, thanks very much! I wasn't considering a space a special character for some reason. That has worked perfectly.
Cheers, Ross On May 22, 2013, at 10:24 AM, Jack Krupansky wrote: > Just escape embedded spaces with a backslash. > > -- Jack Krupansky > > -----Original Message----- From: Ross Simpson > Sent: Tuesday, May 21, 2013 8:08 PM > To: java-user@lucene.apache.org > Subject: Query with phrases, wildcards and fuzziness > > Hi all, > > I'm trying to create a fairly complex query, and having trouble constructing > it. > > My index contains a TextField with place names as strings, e.g.: > Port Melbourne, VIC 3207 > > I'm using an analyzer with just KeywordTokenizer and LowerCaseFilter, so that > my strings are not tokenized at all. > > I want to support end-user searches like the following, and have them match > that string above: > Port Melbourne, VIC 3207 (exact) > Port (prefix) > Port Mel (prefix, including a space) > Melbo (wildcard) > Melburne (fuzzy) > > I'm trying to get away with not parsing the query myself, and just > constructing something like this: > parser.parse( "(STRING^9) OR (STRING*^7) OR (*STRING*^5) OR (STRING~1^3) ); > > That doesn't seem to work, neither with QueryParser nor with > ComplexPhraseQueryParser. Specifically, I'm having trouble getting > appropriate results when there's a space in the input string, notable with > the wildcard match part (it ends up returning everything in the index). > > Is my approach above possible? I also have had a look at using specific > Query implementations and combining them in a BooleanQuery, but I'm not quite > sure how to replicate the "OR" behavior I want (from reading, Occur.SHOULD is > not equivalent or "OR"). > > > Any suggestions would be appreciated. > > Thanks! > Ross > > > > > --------------------------------------------------------------------- > 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 > --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org
