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From "Uwe Schindler" <...@thetaphi.de>
Subject RE: "IN" Query for NumericFields
Date Thu, 10 Dec 2009 18:03:05 GMT
Cannot be :-) Is the precstep identical?

-----
Uwe Schindler
H.-H.-Meier-Allee 63, D-28213 Bremen
http://www.thetaphi.de
eMail: uwe@thetaphi.de


> -----Original Message-----
> From: comparis.ch - Roman Baeriswyl [mailto:roman.baeriswyl@comparis.ch]
> Sent: Thursday, December 10, 2009 5:24 PM
> To: 'java-user@lucene.apache.org'
> Subject: RE: "IN" Query for NumericFields
> 
> I tried
> 
> Query q = new BooleanQuery();
> ((BooleanQuery)q).Add(NumericRangeQuery.NewLongRange("CategoryID", 1, 1,
> true, true), BooleanClause.Occur.MUST);
> ((BooleanQuery)q).Add(NumericRangeQuery.NewLongRange("CategoryID", 3, 3,
> true, true), BooleanClause.Occur.MUST);
> ((BooleanQuery)q).Add(NumericRangeQuery.NewLongRange("CategoryID", 7, 7,
> true, true), BooleanClause.Occur.MUST);
> 
> But that seems to mach all Documents in my Index.
> 
> -----Original Message-----
> From: shashi.mit@gmail.com [mailto:shashi.mit@gmail.com] On Behalf Of
> Shashi Kant
> Sent: Donnerstag, 10. Dezember 2009 16:40
> To: java-user@lucene.apache.org
> Subject: Re: "IN" Query for NumericFields
> 
> Have you looked at BooleanQuery? Create individual TermQuery and OR them
> using BooleanQuery.
> 
> On Thu, Dec 10, 2009 at 10:34 AM, comparis.ch - Roman Baeriswyl <
> roman.baeriswyl@comparis.ch> wrote:
> 
> > Hi,
> >
> > I do have some indices where I need to get results based on a fixed
> number
> > list (not a range)
> > Let's say I have a field named "CategoryID" and I now need all results
> > where "CategoryID" is 1,3 or 7.
> >
> > In Lucene 2.4 I created a QueryParser which looked like: "CategoryID:(1
> 3
> > 7)". But the Query Parser won't work with NumericFields...
> >
> > How can I achieve the same for NumericFields?
> >
> > Btw I'm using Lucene.net.
> >
> > Thanks for Help
> > //Roman
> >
> > comparis.ch auf Twitter folgen: http://twitter.com/comparis
> >
> > Ein Freund auf Facebook werden: http://www.facebook.com/comparis.ch
> >
> > ---------------------------------------------------------------------
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> >
> >
> 
> comparis.ch auf Twitter folgen: http://twitter.com/comparis
> 
> Ein Freund auf Facebook werden: http://www.facebook.com/comparis.ch
> 
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