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Posted to issues@hive.apache.org by "Prasanth Jayachandran (JIRA)" <ji...@apache.org> on 2015/04/14 02:24:12 UTC

[jira] [Updated] (HIVE-10303) HIVE-9471 broke forward compatibility of ORC files

     [ https://issues.apache.org/jira/browse/HIVE-10303?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Prasanth Jayachandran updated HIVE-10303:
-----------------------------------------
    Attachment: HIVE-10303.1.patch

This patch reverts the writer side changes of HIVE-9471 to restore compatibility with old readers.

> HIVE-9471 broke forward compatibility of ORC files
> --------------------------------------------------
>
>                 Key: HIVE-10303
>                 URL: https://issues.apache.org/jira/browse/HIVE-10303
>             Project: Hive
>          Issue Type: Bug
>          Components: File Formats
>    Affects Versions: 1.2.0
>            Reporter: Owen O'Malley
>            Assignee: Prasanth Jayachandran
>             Fix For: 1.2.0
>
>         Attachments: HIVE-10303.1.patch
>
>
> The change suppresses the streams in ORC files for ORC dictionaries with 0 entries. This causes NPE on ORC readers for all versions of Hive 0.11 to 1.1 and needs to be reverted.



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