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Posted to issues@hive.apache.org by "Sahil Takiar (JIRA)" <ji...@apache.org> on 2018/06/29 00:52:00 UTC

[jira] [Assigned] (HIVE-20032) Don't serialize hashCode when groupByShuffle and RDD cacheing is disabled

     [ https://issues.apache.org/jira/browse/HIVE-20032?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sahil Takiar reassigned HIVE-20032:
-----------------------------------

    Assignee: Sahil Takiar

> Don't serialize hashCode when groupByShuffle and RDD cacheing is disabled
> -------------------------------------------------------------------------
>
>                 Key: HIVE-20032
>                 URL: https://issues.apache.org/jira/browse/HIVE-20032
>             Project: Hive
>          Issue Type: Improvement
>          Components: Spark
>            Reporter: Sahil Takiar
>            Assignee: Sahil Takiar
>            Priority: Major
>         Attachments: HIVE-20032.1.patch
>
>
> Follow up on HIVE-15104, if we don't enable RDD cacheing or groupByShuffles, then we don't need to serialize the hashCode when shuffling data in HoS.



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