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From Ian Lea <ian....@gmail.com>
Subject Re: Problem with MultiPhrase Query in Lucene 4.3
Date Thu, 03 Oct 2013 14:47:41 GMT
Are you sure it's not failing because "adhoc" != "ad-hoc"?


--
Ian.


On Thu, Oct 3, 2013 at 3:07 PM, VIGNESH S <vigneshklncit@gmail.com> wrote:
> Hi,
>
> I am Trying to do Multiphrase Query in Lucene 4.3. It is working Perfect
> for all scenarios except the below scenario.
> When I try to Search for a phrase which is preceded by any punctuation,it
> is not working..
>
> TextContent:  Dremel is a scalable, interactive ad-hoc query system for
> analysis
> of read-only nested data. By combining multi-level execution
> trees and columnar data layout, it is capable of running aggregation
>
> Search phrase :  interactive adhoc
>
> The Above Search is failing because "interactive adhoc" is preceded by ","
> in original text.
>
>
> I am Doing Indexing like this..Sample Code for Indexing.I have used
> whitespace analyzer.
>
> Document doc = new Document();
>
> contents ="Dremel is a scalable, interactive ad-hoc query system for
> analysis
> of read-only nested data. By combining multi-level execution
> trees and columnar data layout, it is capable of running aggregation";
>
> FieldType offsetsType = new FieldType(TextField.TYPE_STORED);
>
> Field field =new Field("content","", offsetsType);
>
> doc.add(field);
> field.setStringValue(contents);
>
> mWriter.addDocument(doc);
>
> In the Search I am forming MultiphraseQueryObject and adding the tokens of
> the search Phrase.
>
> Before Adding the tokens,I validated like this
>
> LinkedList<Term> termsWithPrefix = new LinkedList<Term>(); trm.seekCeil(new
> BytesRef(word)); do { String s = trm.term().utf8ToString(); if
> (s.startsWith(word)) { termsWithPrefix.add(new Term("content", s)); } else
> { break; } } while (trm.next() != null);
> mpquery.add(termsWithPrefix.toArray(new Term[0])); }
>
> It is working for all scenarios except the scenarios where the search
> phrase is preceded by punctuation.
>
> In case of text preceded by punctuation trm.seekCeil(new BytesRef(word));
> is pointing a diffrent word which actually causes the problem..
>
> Please kindly help..
>
>
> --
> Thanks and Regards
> Vignesh Srinivasan

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