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From Markus Jelsma <markus.jel...@openindex.io>
Subject RE: positions and qf parameter in (e)dismax
Date Thu, 08 Nov 2012 15:01:50 GMT

 
-----Original message-----
> From:Jack Krupansky <jack@basetechnology.com>
> Sent: Thu 08-Nov-2012 15:56
> To: solr-user@lucene.apache.org
> Subject: Re: positions and qf parameter in (e)dismax
> 
> Sounds like a reasonable request for a new feature to add to Solr.
> 
> Question: Would you want the query to SKIP fields that don't have positions 
> enabled, or to treat a phrase as discrete terms? Or, is that another option 
> you might need to control  for each field?

In the past it was silently ignored. But another parameter or relying on pf seems more appropriate
to me.

> 
> -- Jack Krupansky
> 
> -----Original Message----- 
> From: Markus Jelsma
> Sent: Thursday, November 08, 2012 5:01 AM
> To: solr-user@lucene.apache.org
> Subject: positions and qf parameter in (e)dismax
> 
> Hi,
> 
> We do not want to store positions for some fields or omit term and positions 
> (or just tf) for other fields. Obviously we don't need/want explicit phrase 
> matching on the fields we want to configure without positions, but (e)dismax 
> doesn't let us. All text fields configured in the QF parameter are eligible 
> for explicit phrase matching and need to have positions. We're looking for a 
> way to disable what we don't need and prevent Solr from searching fields for 
> phrases that we don't want to be searched on.
> 
> Essentially we'd want to limit explicit phrase matching to the same fields 
> configured in pf or have Lucene ignore explicit phrase searching on fields 
> that have no positions loaded.
> 
> Any ideas to share?
> 
> Thanks,
> Markus 
> 
> 

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