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Posted to dev@pig.apache.org by "Nandor Kollar (JIRA)" <ji...@apache.org> on 2017/06/02 09:22:04 UTC

[jira] [Assigned] (PIG-5242) Evaluate DataFrame API for Pig on Spark

     [ https://issues.apache.org/jira/browse/PIG-5242?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Nandor Kollar reassigned PIG-5242:
----------------------------------

    Assignee: Nandor Kollar

> Evaluate DataFrame API for Pig on Spark
> ---------------------------------------
>
>                 Key: PIG-5242
>                 URL: https://issues.apache.org/jira/browse/PIG-5242
>             Project: Pig
>          Issue Type: Improvement
>          Components: spark
>            Reporter: Nandor Kollar
>            Assignee: Nandor Kollar
>             Fix For: 0.18.0
>
>
> Currently, Pig on Spark uses RDD-s. Higher level DataFrame API offers many optimization opportunities like Catalyst optimizer, better serialization (project Tungsten). We should investigate how we can migrate from RDD-s to DataFrames, and does this result in performance improvement.



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