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Date: Wed, 9 Apr 2003 07:47:23 -0700 (PDT)
From: Otis Gospodnetic <otis_gospodnetic@yahoo.com>
Subject: RE: searching woes
To: Lucene Users List <lucene-user@jakarta.apache.org>
In-Reply-To: <7B4F465444F8D51184B500065B3817508A9AB3@mshyd1.hyd.deshaw.com>
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You should be able to escape it using \, but note that you will have to
use an Analyzer that does not discard \ characters.
Take a look at some unit tests for the escape character to see how it
works.

Otis

--- "Biswas, Goutam_Kumar" <Goutam-Kumar-Biswas@deshaw.com> wrote:
> Otis,
> 
> you are right. The QueryParser is treating '-' as a boolean NOT
> operator. I
> was wondering whether I should encode the - character while indexing
> and
> then apply the same encoding while searching. While I'll be working
> on this,
> is there any better way to do this? (Apart from writing my own
> QueryParser
> that is :-) )
> 
> +goutam
> 
> -----Original Message-----
> From: Otis Gospodnetic [mailto:otis_gospodnetic@yahoo.com]
> Sent: Tuesday, April 08, 2003 11:51 PM
> To: Lucene Users List
> Subject: Re: searching woes
> 
> 
> Most likely you are using QueryParser, which considers - to be a
> special character.  You could make a custom QueryParser that treats -
> like any other character, but you would use some other nice things,
> like range searches.  Maybe it's a conflict with the '-' that is used
> as NOT operator.
> 
> Otis
> 
> --- "Biswas, Goutam_Kumar" <Goutam-Kumar-Biswas@deshaw.com> wrote:
> > Hi,
> > 
> > I have written a search engine for our intranet. I'm storing the
> file
> > path
> > as a KEYWORD field.
> > 
> > While searching if I want to restrict my search results to a
> > particular file
> > path I'd use a query like path:/proj/cadessa/*. However if the file
> > path
> > contains a hyphen '-' I'm not getting any results. For example if I
> > have a
> > file like /proj/cadessa/cadessa-externa/apache/lucene/README.txt
> and 
> > I use
> > a query like path:/proj/cadessa/cadessa-external*. I do get the
> > correct
> > results, however,  if I use a query like
> path:/proj/cadessa/cadessa*.
> > 
> > So I guess the '-' is the culprit here. Has any one of you faced a
> > similar
> > problem before ?
> > 
> > can any one please suggest how I should work around this problem ?
> > 
> > Thanks in advance,
> > +Goutam
> > 
> > 
> >
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> 
> 
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