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Posted to dev@hive.apache.org by "Xuefu Zhang (JIRA)" <ji...@apache.org> on 2014/11/12 16:21:35 UTC
[jira] [Resolved] (HIVE-8243) clone SparkWork for join optimization
[ https://issues.apache.org/jira/browse/HIVE-8243?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Xuefu Zhang resolved HIVE-8243.
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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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