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From "Sergey Shelukhin (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-12399) Native Vector MapJoin can encounter "Null key not expected in MapJoin" and "Unexpected NULL in map join small table" exceptions
Date Tue, 24 Nov 2015 19:10:11 GMT

    [ https://issues.apache.org/jira/browse/HIVE-12399?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15025125#comment-15025125
] 

Sergey Shelukhin commented on HIVE-12399:
-----------------------------------------

+1

> Native Vector MapJoin can encounter  "Null key not expected in MapJoin" and "Unexpected
NULL in map join small table" exceptions
> --------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: HIVE-12399
>                 URL: https://issues.apache.org/jira/browse/HIVE-12399
>             Project: Hive
>          Issue Type: Bug
>          Components: Hive
>            Reporter: Matt McCline
>            Assignee: Matt McCline
>            Priority: Critical
>         Attachments: HIVE-12399.01.patch, HIVE-12399.02.patch
>
>
> Instead of throw exception, just filter out NULLs in the Native Vector MapJoin operators.



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