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From Adrien Grand <jpou...@gmail.com>
Subject Re: How can Docvalues so efficient
Date Sun, 05 Jun 2016 07:25:03 GMT
Le mer. 1 juin 2016 à 05:32, Ting Yao <ting.echo.yao@gmail.com> a écrit :

> In my opinion, the field data (we call it uninverted index data) can be
> stored on disk like <doc_id -- field data> in doc id order, when we need
> most fields values at a time, is this way the more efficient when the field
> datas are not very big? And if it is stored in DocValues, the times of
> reading disk are more than stored in field data.
> Do I understand it right?
>

Sorry but I do not understand the question. Are you suggesting a way to be
more efficient with sparse doc values (
https://issues.apache.org/jira/browse/LUCENE-7253)  or maybe to use
columnar storage for stored fields as well?

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