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https://issues.apache.org/jira/browse/SPARK-12425?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Apache Spark reassigned SPARK-12425:
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Assignee: Apache Spark
> DStream union optimisation
> --------------------------
>
> Key: SPARK-12425
> URL: https://issues.apache.org/jira/browse/SPARK-12425
> Project: Spark
> Issue Type: Improvement
> Components: Streaming
> Reporter: Guillaume Poulin
> Assignee: Apache Spark
> Priority: Minor
>
> Currently, `DStream.union` always use `UnionRDD` on the underlying `RDD`.
> However using `PartitionerAwareUnionRDD` when possible would yield to better
> performance.
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