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Date: Sun, 18 Oct 2009 16:25:52 -0300
Message-ID: <2133efdb0910181225s3bf55a11p1330a5bf42351ca4@mail.gmail.com>
Subject: Re: Problem with Query Parser
From: =?ISO-8859-1?Q?Germ=E1n_Biozzoli?= <germanbiozzoli@gmail.com>
To: solr-user@lucene.apache.org
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Thanks Ahmet. Definitely using analyzer appears the english porter as
the killer ;)
Regards
German

On Sun, Oct 18, 2009 at 7:30 AM, AHMET ARSLAN <iorixxx@yahoo.com> wrote:
>
>> Hi everybody
>>
>> I have a simple but (for me) annoying problem. I'm happy
>> user of Solr
>> 1.4 with a small collection of documents. Today one of the
>> users has
>> reported that a query returns documents that are
>> non-pertinent to the
>> expression. I have spanish, portuguese and english text
>> inside the
>> collection. Using the Solr administration interface I've
>> found that
>> she was right, if I search for the spanish term
>> "represion", I found
>> just only the word root, I mean it returns every document
>> with the
>> term "repres". Using the admin-debug search I found this:
>>
>>
>> <lst name=3D"debug">
>> <str
>> name=3D"rawquerystring">description:represion</str>
>> <str
>> name=3D"querystring">description:represion</str>
>> <str
>> name=3D"parsedquery">description:repres</str>
>> <str
>> name=3D"parsedquery_toString">description:repres</str>
>>
>> the "ion" part of the term was deleted by the query parser.
>> The first
>> question is: I don=B4t know now where should I see to
>> correct this, at
>> the schema.xml or at the solrconfig.xml.
>
>> The only thing that is suspicious to me is the
>> EnglishPorter.
>
> Yes you are right. "ion" part of the term was deleted by it. You can veri=
fy this using /admin/analysis.jsp page. It will tell you which TokenFilterF=
actory removes it.
>
>> I've deleted from the configuration but nothing changes. Should
>> I reindex the collection to see the changes?
>
> Yes re-index is necessary.
>
>> Should I delete also from the index section?
>
> You should remove English porter from both query and index analyzer.
>
>> What I will loose deleting English porter?
>
> You will lose stemming functionality. But since you have spanish, portugu=
ese and english documents using English porter for all the documents is not=
 meaningful.
>
>
>
>
>