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https://issues.apache.org/jira/browse/PIG-4952?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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liyunzhang_intel updated PIG-4952:
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Attachment: PIG-4952.patch
[~kexianda]: help review, changes are:
when there are mutiple parent rdds of 1 rdd, we use the max value of
parallellism value of parent rdds as the value of current rdd. see document:
https://spark.apache.org/docs/latest/tuning.html#level-of-parallelism
> Calculate the value of parallism for spark mode
> -----------------------------------------------
>
> Key: PIG-4952
> URL: https://issues.apache.org/jira/browse/PIG-4952
> Project: Pig
> Issue Type: Sub-task
> Components: spark
> Reporter: liyunzhang_intel
> Assignee: liyunzhang_intel
> Fix For: spark-branch
>
> Attachments: PIG-4952.patch, PIG-4952_1.patch
>
>
> Calculate the value of parallism for spark mode like what
> org.apache.pig.backend.hadoop.executionengine.tez.plan.optimizer.ParallelismSetter
> does.
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