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https://issues.apache.org/jira/browse/HIVE-7541?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Work on HIVE-7541 started by Na Yang.
> Support union all on Spark
> --------------------------
>
> Key: HIVE-7541
> URL: https://issues.apache.org/jira/browse/HIVE-7541
> Project: Hive
> Issue Type: Sub-task
> Components: Spark
> Reporter: Xuefu Zhang
> Assignee: Na Yang
>
> For union all operator, we will use Spark's union transformation. Refer to
> the design doc on wiki for more information.
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