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https://issues.apache.org/jira/browse/PHOENIX-4981?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16661685#comment-16661685
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Karan Mehta commented on PHOENIX-4981:
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[~tdsilva] It would be good to put it up as Github PR.
Just one comment for now SparkUtil#SparkContext INSTANCE double checked locking
is broken. The singleton should be volatile.
Check:
[https://javarevisited.blogspot.com/2014/05/double-checked-locking-on-singleton-in-java.html]
> Add tests for ORDER BY, GROUP BY, salted tables using phoenix-spark
> -------------------------------------------------------------------
>
> Key: PHOENIX-4981
> URL: https://issues.apache.org/jira/browse/PHOENIX-4981
> Project: Phoenix
> Issue Type: Test
> Reporter: Thomas D'Silva
> Assignee: Thomas D'Silva
> Priority: Major
> Labels: spark
> Attachments: PHOENIX-4981-4.x-HBase-1.3.patch
>
>
> See if its possible to reuse {{SaltedTableIT}}
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