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https://issues.apache.org/jira/browse/HIVE-22383?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dmitriy Fingerman reassigned HIVE-22383:
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Assignee: Dmitriy Fingerman
> `alterPartitions` is invoked twice during dynamic partition load causing
> runtime delay
> --------------------------------------------------------------------------------------
>
> Key: HIVE-22383
> URL: https://issues.apache.org/jira/browse/HIVE-22383
> Project: Hive
> Issue Type: Bug
> Reporter: Rajesh Balamohan
> Assignee: Dmitriy Fingerman
> Priority: Major
> Labels: performance
>
> First invocation in {{Hive::loadDynamicPartitions}}
> https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/metadata/Hive.java#L2978
> https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/metadata/Hive.java#L2638
> Second invocation in {{BasicStatsTask::aggregateStats}}
> https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/stats/BasicStatsTask.java#L335
> This leads to good amount of delay in dynamic partition loading.
>
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