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Posted to issues@hive.apache.org by "Prasanth Jayachandran (JIRA)" <ji...@apache.org> on 2018/05/23 23:12:00 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=16488186#comment-16488186 ] 

Prasanth Jayachandran commented on HIVE-19629:
----------------------------------------------

Found some issues wrt. mixing up orc write version (one with decimal64 and one without). Updated patch and tests. 

> 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
>
>
> 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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