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https://issues.apache.org/jira/browse/SPARK-32822?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Kousuke Saruta updated SPARK-32822:
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Summary: Change the number of partitions to zero when a range is empty with
WholeStageCodegen disabled or falled back (was: Change the number of partition
to zero when a range is empty with WholeStageCodegen disabled or falled back)
> Change the number of partitions to zero when a range is empty with
> WholeStageCodegen disabled or falled back
> ------------------------------------------------------------------------------------------------------------
>
> Key: SPARK-32822
> URL: https://issues.apache.org/jira/browse/SPARK-32822
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.1.0
> Reporter: Kousuke Saruta
> Assignee: Kousuke Saruta
> Priority: Minor
>
> If WholeStageCodegen effects, the number of partition of an empty range will
> be changed to zero. But it doesn't changed when WholeStageCodegen is disabled
> or falled back.
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