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From Otis Gospodnetic <otis_gospodne...@yahoo.com>
Subject Re: Loss of wildcard when search term is quoted with StandardAnalyzer
Date Mon, 12 Aug 2002 19:17:43 GMT
That's too old.  Get the recent nightly build.

Otis

--- DMGoodstein@lbl.gov wrote:
> Otis:
>   I'm using 1.2-RC5.
> --David
> 
> 
> ----- Original Message -----
> From: Otis Gospodnetic <otis_gospodnetic@yahoo.com>
> Date: Monday, August 12, 2002 12:07 pm
> Subject: Re: Loss of wildcard when search term is quoted with
> StandardAnalyzer
> 
> > Which version of Lucene are you using?
> > This should work with the latest (nightly) versions.
> > There are even tests that excercise this functionality and they
> pass.
> > 
> > Otis
> > 
> > --- DMGoodstein@lbl.gov wrote:
> > > For an index created with StandardAnalyzer, with fields called
> > > "go_desc"
> > > and "pu_desc", I construct the following query using QueryParser 
> > with> the StandardAnalyzer:
> > > 
> > > annotQueryStr = "go_desc:\"intracellular signaling\"";
> > >  Query query = 
> > > 	        QueryParser.parse(annotQueryStr,"pu_desc", new 
> > StandardAnalyzer());> log.writeToLog(Log.DEBUG," query is " + 
> > query.toString("pu_desc"));> 
> > > My log output shows that the Query is parsed as:
> > >          query is go_desc:"intracellular signaling"
> > > 
> > > So that seems to be working fine, and the query returns the
> expected
> > > results.
> > > 
> > > If I construct add a wildcard to the query:
> > > annotQueryStr = "go_desc:\"intracellular signal*ng\"";
> > >  Query query = 
> > > 	        QueryParser.parse(annotQueryStr,"pu_desc", new 
> > StandardAnalyzer());> log.writeToLog(Log.DEBUG," query is " + 
> > query.toString("pu_desc"));> 
> > > My log output shows that the wilcard is replaced by whitespace:
> > >         query is go_desc:"intracellular signal ng"
> > > and this returns no results.
> > > 
> > > Why should StandardAnalyzer be doing this?  Note that this only
> > > happens
> > > with "quoted" search terms.  If I try
> > > 
> > > annotQueryStr = "go_desc:signal*ng";
> > > My logfile shows that
> > >         query is go_desc:signal*ng
> > > 
> > > So it's handling wildcards fine in this case.
> > > 
> > > thanks,
> > > --David Goodstein
> > > 
> > > 
> > > 
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> > 
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