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From Christian Reuschling <christian.reuschl...@gmail.com>
Subject Re: Numeric field min max values
Date Thu, 03 Nov 2011 12:45:18 GMT
Thank you very much! This exactly solves my problem


2011/11/3 Ian Lea <ian.lea@gmail.com>:
> I can't answer most of the questions, but oal.util.NumericUtils has
> prefixCodedToInt (Long, etc) methods that will convert the encoded
> value (what you are seeing, I presume) to int or long or whatever.
> Maybe that will help.
>
>
> --
> Ian.
>
>
> On Wed, Nov 2, 2011 at 7:19 PM, Christian Reuschling
> <christian.reuschling@gmail.com> wrote:
>> Hi,
>>
>> maybe it is an easy question - I searched over the lucene-user
>> archive, but sadly didn't found an answer :(
>>
>> I currently change our field logic from string- to numeric fields.
>> Until now, I managed to find the min-max values of a field by
>> iterating over the field with a TermEnum
>> (termEnum = reader.terms(new Term(strFieldName, ""));).
>>
>> Now, in the case of a numeric field, I get some strange field values
>> as "$)A M`" - I guess this could be a low-precision token from the
>> field trie?
>>
>> Is there a special way to iterate over numeric field values? Or is
>> there a possibility to get the trie and ask him for the min-max
>> values? Or another (util)-class?
>>
>> Thanks for all answers!
>>
>> Chris
>>
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>
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