[jira] [Updated] (LUCENE-4690) remove hashing from NumericUtils.*ToPrefixCoded

["Yonik Seeley (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/LUCENE-4690?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yonik Seeley updated LUCENE-4690:
---------------------------------

    Attachment: LUCENE-4690.patch

Here's a patch that doubles the performance of NumericUtils.*ToPrefixCoded

                
> remove hashing from NumericUtils.*ToPrefixCoded 
> ------------------------------------------------
>
>                 Key: LUCENE-4690
>                 URL: https://issues.apache.org/jira/browse/LUCENE-4690
>             Project: Lucene - Core
>          Issue Type: Improvement
>            Reporter: Yonik Seeley
>         Attachments: LUCENE-4690.patch
>
>
> As far as I can tell nothing actually uses the hash codes generated by these methods (not even any tests).  If someone did want to generate a hash, it would be just as fast to do it on the BytesRef after the fact (or even faster from the input number itself).

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