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Posted to issues@hive.apache.org by "Matt McCline (JIRA)" <ji...@apache.org> on 2018/06/01 02:41:00 UTC
[jira] [Commented] (HIVE-19629) Enable Decimal64 reader after orc
version upgrade
[ https://issues.apache.org/jira/browse/HIVE-19629?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16497487#comment-16497487 ]
Matt McCline commented on HIVE-19629:
-------------------------------------
I don't completely follow why fixDecimalDataTypePhysicalVariations is necessary, but I do not want to block your progress. +1 LGTM tests pending.
> 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, HIVE-19629.4.patch, HIVE-19629.5.patch, HIVE-19629.6.patch, HIVE-19629.7.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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