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https://issues.apache.org/jira/browse/PIG-4766?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Pallavi Rao updated PIG-4766:
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Attachment: PIG-4766-v1.patch
Some corner cases weren't taken care of (key being null, co-group) which caused
some UT failures. Handled that.
> Ensure GroupBy is optimized for all algebraic Operations
> --------------------------------------------------------
>
> Key: PIG-4766
> URL: https://issues.apache.org/jira/browse/PIG-4766
> Project: Pig
> Issue Type: Sub-task
> Components: spark
> Reporter: Pallavi Rao
> Assignee: Pallavi Rao
> Labels: spork
> Fix For: spark-branch
>
> Attachments: PIG-4766-v1.patch, PIG-4766.patch
>
>
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