I don't think that's correct. The documents wouldn't be showing
up in the facets if they had no value for the field. So I think you're
being mislead by the printout from the faceting. Perhaps you
have unprintable characters in there or some such. Certainly the
name:" " is actually a value, admittedly just a space. As for the
other, I suspect something similar.

What results do you get back when you just search for
FieldName:[* TO *]? I'm betting you get all the docs back,
but I've been very wrong before.

Best
Erick

On Sat, Nov 20, 2010 at 5:02 PM, Viswa S <svis...@hotmail.com> wrote:

>
> Yes I do have a couple of documents with no values and one with an empty
> string. Find below the output of a facet on the fieldName.
> ThanksViswa
>
>
> <int name="">2</int><int name="CASTIGO.430">2</int><int
> name="GDOGPRODY.424">2</int><int name="QMAGIC.412">2</int><int name="
> ">1</int>
> > Date: Sat, 20 Nov 2010 15:29:06 -0500
> > Subject: Re: Empty value/string matching
> > From: erickerick...@gmail.com
> > To: solr-user@lucene.apache.org
> >
> > Are you absolutely sure your documents really don't have any values for
> > "FieldName"? Because your results are perfectly correct if every doc has
> a
> > value for "FieldName".
> >
> > Or are you saying there no such field as "FieldName"?
> >
> > Best
> > Erick
> >
> > On Sat, Nov 20, 2010 at 3:12 PM, Viswa S <svis...@hotmail.com> wrote:
> >
> > >
> > > Folks,Am trying to query documents which have no values present, I have
> > > used the following constructs and it doesn't seem to work on the solr
> dev
> > > tip (as of 09/22) or the 1.4 builds.1. (*:* AND -FieldName[* TO *]) -
> > > returns no documents, parsedquery was "+MatchAllDocsQuery(*:*)
> -FieldName:[*
> > > TO *]"2. -FieldName:[* TO *] -  returns no documents, parsedquery was
> > > "-FieldName:[* TO *]"3. FieldName:"" - returns no documents,
> parsedquery was
> > > empty (<str name="parsedquery"/>)The field is type string, using the
> > > LuceneQParser, I have also tried to see if "FieldName:[* TO *]" if the
> > > documents with no terms are ignored and didn't seem to be the case, the
> > > result set was everything.Any help would be appreciated.-Viswa
> > >
>
>

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