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https://issues.apache.org/jira/browse/HIVE-4245?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13673684#comment-13673684
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Pamela Vagata commented on HIVE-4245:
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Yes, I will get a patch out within the next 2 days - sorry for the delay
> Implement numeric dictionaries in ORC
> -------------------------------------
>
> Key: HIVE-4245
> URL: https://issues.apache.org/jira/browse/HIVE-4245
> Project: Hive
> Issue Type: New Feature
> Components: File Formats
> Reporter: Owen O'Malley
> Assignee: Pamela Vagata
>
> For many applications, especially in de-normalized data, there is a lot of
> redundancy in the numeric columns. Therefore, it would make sense to
> adaptively use dictionary encodings for numeric columns in addition to string
> columns.
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