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From "Kuehn, Dennis" <Dennis.Ku...@brands4friends.de>
Subject Re: TrieDateField, precisionStep impact on sorting performance
Date Wed, 16 Jul 2014 14:54:43 GMT
Thanks for clarifying!

Dennis



On 7/16/14 3:19 PM, "Yonik Seeley" <yonik@heliosearch.com> wrote:

>On Wed, Jul 16, 2014 at 5:51 AM, Kuehn, Dennis
><Dennis.Kuehn@brands4friends.de> wrote:
>> I'd like to sort on a TrieDateField which currently has a precisionStep
>>value of 6.
>> From what I got so far, the precisionStep value only affects range
>>query performance and index size.
>>
>> However, the documentation for TrieDateField says:
>> 'precisionStep="0" enables efficient date sorting and minimizes index
>>size; precisionStep="8" (the default) enables efficient range queries.'
>>
>> Does this mean sorting performance will suffer for precisionStep values
>>other than 0?
>
>No, sorting speed is unaffected by precisionStep.  That comment looks
>slightly misleading.
>
>-Yonik
>http://heliosearch.org - native code faceting, facet functions,
>sub-facets, off-heap data


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