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From "Owen O'Malley (JIRA)" <>
Subject [jira] [Updated] (HIVE-5102) ORC getSplits should create splits based the stripes
Date Wed, 28 Aug 2013 21:51:53 GMT


Owen O'Malley updated HIVE-5102:

    Status: Patch Available  (was: Open)
> ORC getSplits should create splits based the stripes 
> -----------------------------------------------------
>                 Key: HIVE-5102
>                 URL:
>             Project: Hive
>          Issue Type: Bug
>          Components: File Formats
>            Reporter: Owen O'Malley
>            Assignee: Owen O'Malley
>         Attachments: HIVE-5102.D12579.1.patch
> Currently ORC inherits getSplits from FileFormat, which basically makes a split per an
HDFS block. This can create too little parallelism and would be better done by having getSplits
look at the file footer and create splits based on the stripes.

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