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From Otis Gospodnetic <otis_gospodne...@yahoo.com>
Subject RE: prefixquery not working on migrating to Lucene 1.3
Date Sun, 27 Apr 2003 19:52:38 GMT
This ought to get entered in the FAQ at jGuru...
You need to use an Analyzer that does not throw away characters like
'\'.

Otis


--- "Biswas, Goutam_Kumar" <Goutam-Kumar-Biswas@deshaw.com> wrote:
> Otis,
> 
> Your suggestion worked. Thanks. However there is one more problem. If
> the
> path contains a '-' I do not get the results, even if I escape the
> '-'. For
> example: path:/u/biswasg/Install/jakarta\-tomcat*. If I search for
> path:/u/biswasg/Install/jakarta*, however, I get the correct results.
> So I
> figure out that the '-' causing the problem here. How do I deal with
> these
> cases ?
> 
> Thanks always,
> Goutam
> 
> 
> -----Original Message-----
> From: Otis Gospodnetic [mailto:otis_gospodnetic@yahoo.com]
> Sent: Sunday, April 27, 2003 7:06 PM
> To: Lucene Users List
> Subject: Re: prefixquery not working on migrating to Lucene 1.3
> 
> 
> I think that may be due to one of the new QueryParser methods.
> setWildcardLowercase(boolean), I think.  Check the source for the
> exact
> method name.
> 
> Otis
> 
> 
> --- "Biswas, Goutam_Kumar" <Goutam-Kumar-Biswas@deshaw.com> wrote:
> > Hi,
> > 
> > I have been using queries like: filename:(txt) AND
> > path:(/u/biswasg/Install*) with Lucene 1.2 which gave me correct
> > results. I
> > moved to Lucene 1.3 a while ago and find that these queries no
> longer
> > work.
> > The Lucene Query is: +txt +path:/u/biswasg/install*. I observe that
> > the path
> > has been lowercased (which did not happen when I was using 1.2).
> > 
> > I made the following changes in my code when I moved over to 1.3.
> > 	
> >         QueryParser qp = new QueryParser(defaultSearchField, new
> > MyAnalyzer());
> >         qp.setOperator(QueryParser.DEFAULT_OPERATOR_AND);
> > 
> > How can I prevent Lucene from lower casing query terms that ends
> with
> > a *. I
> > must mention that my objective here is to restrict my search
> results
> > to
> > those files that begin with a spceified prefix.
> > 
> > Any help on this is appreciated.
> > 
> > Thanks,
> > -Goutam
> > 
> > 
> >
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> > 
> 
> 
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