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https://issues.apache.org/jira/browse/SPARK-20986?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Lianhui Wang updated SPARK-20986:
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Description: After PruneFileSourcePartitions rule, It needs reset table's
statistics because PruneFileSourcePartitions rule can filter some unnecessary
partitions. So the statistics need to be changed. (was: After
PruneFileSourcePartitions rule, It needs reset table's statistics because
PruneFileSourcePartitions can filter some unnecessary partitions. So the
statistics need to be changed.)
> Reset table's statistics after PruneFileSourcePartitions rule.
> --
>
> Key: SPARK-20986
> URL: https://issues.apache.org/jira/browse/SPARK-20986
> Project: Spark
> Issue Type: Bug
> Components: SQL
>Affects Versions: 2.1.0
>Reporter: Lianhui Wang
>Assignee: Apache Spark
>
> After PruneFileSourcePartitions rule, It needs reset table's statistics
> because PruneFileSourcePartitions rule can filter some unnecessary
> partitions. So the statistics need to be changed.
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