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https://issues.apache.org/jira/browse/HIVE-19629?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16491158#comment-16491158
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Prasanth Jayachandran commented on HIVE-19629:
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[~mmccline] could you please review .3 patch?
This patch is close to a QA run, I will combine ORC version patch (HIVE-19465)
also in .4 patch so that we get a QA run for this patch.
> Enable Decimal64 reader after orc version upgrade
> -------------------------------------------------
>
> Key: HIVE-19629
> URL: https://issues.apache.org/jira/browse/HIVE-19629
> Project: Hive
> Issue Type: Bug
> Affects Versions: 3.1.0
> Reporter: Prasanth Jayachandran
> Assignee: Prasanth Jayachandran
> Priority: Major
> Attachments: HIVE-19629.1.patch, HIVE-19629.2.patch,
> HIVE-19629.3.patch
>
>
> ORC 1.5.0 supports new fast decimal 64 reader. New VRB has to be created for
> making use of decimal 64 column vectors. Also LLAP IO will need a new reader
> to reader from long stream to decimal 64.
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