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https://issues.apache.org/jira/browse/HIVE-2083?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13012797#comment-13012797
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He Yongqiang commented on HIVE-2083:
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And also in our internal env, the FS.listStatus can return NULL instead of zero
length array. Added a fix for this also.
> Bug: RowContainer was set to 1 in JoinUtils.
> --------------------------------------------
>
> Key: HIVE-2083
> URL: https://issues.apache.org/jira/browse/HIVE-2083
> Project: Hive
> Issue Type: Bug
> Reporter: He Yongqiang
> Assignee: He Yongqiang
> Attachments: HIVE-2083.1.patch
>
>
> This cause the skew join super slow because the row container dump every
> record to disk before using them.
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