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https://issues.apache.org/jira/browse/ORC-210?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16218040#comment-16218040
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Owen O'Malley commented on ORC-210:
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One more point is that we should analyze each method when combined with:
* uncompressed
* zlib
* lzo
> Add new ORC 2.0 encoding for Double, Float.
> -------------------------------------------
>
> Key: ORC-210
> URL: https://issues.apache.org/jira/browse/ORC-210
> Project: ORC
> Issue Type: Improvement
> Components: encoding, Java
> Affects Versions: 2.0.0
> Reporter: Dapeng Sun
> Assignee: Teddy Choi
> Attachments: ORC-210.1.patch, ORC-210.2.patch, patch.txt
>
>
> Currently, Double and Float are using PLAIN encoding, it is better to support
> encoding such as Dictionary or BitPacking to reduce the storage cost.
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