[jira] [Updated] (HIVE-9855) Runtime skew join doesn't work when skewed data only exists in big table

["Rui Li (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-9855?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Rui Li updated HIVE-9855:
-------------------------
    Attachment: HIVE-9855.1.patch

The problem is FileSystem.rename returns false rather than throws FNF when the source path doesn't exist.
cc [~xuefuz]

> Runtime skew join doesn't work when skewed data only exists in big table
> ------------------------------------------------------------------------
>
>                 Key: HIVE-9855
>                 URL: https://issues.apache.org/jira/browse/HIVE-9855
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Rui Li
>            Assignee: Rui Li
>         Attachments: HIVE-9855.1.patch
>
>
> To reproduce, enable runtime skew join and then join two tables that skewed data only exists in one of them. The task will fail with the following exception:
> {noformat}
> Error: java.lang.RuntimeException: Hive Runtime Error while closing operators: java.io.IOException: Unable to rename output to: hdfs://......
> {noformat}



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