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https://issues.apache.org/jira/browse/HIVE-20428?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16586444#comment-16586444
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Gopal V commented on HIVE-20428:
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Isn't that intentional to avoid an exclusive lock in Hive?
> HiveStreamingConnection should use addPartition if not exists API
> -----------------------------------------------------------------
>
> Key: HIVE-20428
> URL: https://issues.apache.org/jira/browse/HIVE-20428
> Project: Hive
> Issue Type: Bug
> Components: Streaming, Transactions
> Affects Versions: 4.0.0, 3.2.0
> Reporter: Prasanth Jayachandran
> Priority: Major
>
> [https://github.com/apache/hive/blob/f280361374c6219d8734d5972c740d6d6c3fb7ef/streaming/src/java/org/apache/hive/streaming/HiveStreamingConnection.java#L379-L381]
>
> catches AlreadyExistsException when adding partition. Instead use
> add_partitions API with ifNotExists set to true.
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