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https://issues.apache.org/jira/browse/HIVE-8496?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14177316#comment-14177316
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Xuefu Zhang commented on HIVE-8496:
-----------------------------------
+1
> Re-enable statistics [Spark Branch]
> -----------------------------------
>
> Key: HIVE-8496
> URL: https://issues.apache.org/jira/browse/HIVE-8496
> Project: Hive
> Issue Type: Bug
> Components: Spark
> Reporter: Chao
> Assignee: Chao
> Attachments: HIVE-8496.1-spark.patch
>
>
> {{AnnotatedWithStatistics}} is not activated due to a recent merge, and hence
> the {{SetSparkReducerParallelism}} is not activated either. This caused Hive
> to always use one reducer. We should re-enable statistics.
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