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https://issues.apache.org/jira/browse/SPARK-8641?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Herman van Hovell tot Westerflier updated SPARK-8641:
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Description:
The current Window implementation uses Hive UDAFs for all aggregation
operations. In this ticket we will move to this functionality to Native Spark
Expressions.
A PR will follow as soon as SPARK-8638 gets in.
was:
The current Window implementation uses Hive UDAFs for all aggregation
operations. In this ticket we will move to this functionality to Native Spark
Expressions.
A PR will follow as soon as SPARK-8636 gets in.
> Native Spark Window Functions
> -----------------------------
>
> Key: SPARK-8641
> URL: https://issues.apache.org/jira/browse/SPARK-8641
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 1.5.0
> Reporter: Herman van Hovell tot Westerflier
>
> The current Window implementation uses Hive UDAFs for all aggregation
> operations. In this ticket we will move to this functionality to Native Spark
> Expressions.
> A PR will follow as soon as SPARK-8638 gets in.
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