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From "Xuefu Zhang (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (HIVE-8243) clone SparkWork for join optimization
Date Wed, 12 Nov 2014 15:21:35 GMT

     [ https://issues.apache.org/jira/browse/HIVE-8243?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Xuefu Zhang resolved HIVE-8243.
-------------------------------
    Resolution: Won't Fix

I think we are already using kryo to do task cloning. This JIRA is no longer needed. Feel
free to reopen if this isn't the case.

> clone SparkWork for join optimization
> -------------------------------------
>
>                 Key: HIVE-8243
>                 URL: https://issues.apache.org/jira/browse/HIVE-8243
>             Project: Hive
>          Issue Type: Sub-task
>          Components: Spark
>            Reporter: Suhas Satish
>              Labels: https://issues.apache.org/jira/browse/HIVE-5263
>
> Map-join optimization needs to clone the SparkWork containing the operator tree to make
changes to it. For MapredWork, this is done thru kryo serialization/deserialization in 
> https://issues.apache.org/jira/browse/HIVE-5263
> Something similar should be done for SparkWork



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