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From "Alan Woodward (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (LUCENE-7736) Expose some IndexReader stats via DoubleValuesSources
Date Wed, 18 Oct 2017 13:16:00 GMT

     [ https://issues.apache.org/jira/browse/LUCENE-7736?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Alan Woodward updated LUCENE-7736:
----------------------------------
    Attachment: LUCENE-7736.patch

Final patch, all tests + precommit pass

> Expose some IndexReader stats via DoubleValuesSources
> -----------------------------------------------------
>
>                 Key: LUCENE-7736
>                 URL: https://issues.apache.org/jira/browse/LUCENE-7736
>             Project: Lucene - Core
>          Issue Type: New Feature
>            Reporter: Alan Woodward
>            Assignee: Alan Woodward
>            Priority: Minor
>         Attachments: LUCENE-7736.patch, LUCENE-7736.patch, LUCENE-7736.patch, LUCENE-7736.patch
>
>
> We have a number of ValueSource implementations that expose IndexReader stats (numDocs,
termFreq, etc).  We should re-implement these as DoubleValuesSources, allowing them to be
used in FunctionScoreQuery, etc.



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