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Date: Wed, 21 Dec 2011 01:07:31 +0000 (UTC)
From: "Phabricator (Commented) (JIRA)" <jira@apache.org>
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Subject: [jira] [Commented] (HIVE-2666) StackOverflowError when using custom
 UDF in map join
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    [ https://issues.apache.org/jira/browse/HIVE-2666?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13173714#comment-13173714 ] 

Phabricator commented on HIVE-2666:
-----------------------------------

heyongqiang has accepted the revision "HIVE-2666 [jira] StackOverflowError when using custom UDF in map join".

  running tests

REVISION DETAIL
  https://reviews.facebook.net/D957

                
> StackOverflowError when using custom UDF in map join
> ----------------------------------------------------
>
>                 Key: HIVE-2666
>                 URL: https://issues.apache.org/jira/browse/HIVE-2666
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Kevin Wilfong
>            Assignee: Kevin Wilfong
>         Attachments: HIVE-2666.D957.1.patch
>
>
> When a custom UDF is used as part of a join which is converted to a map join, the XMLEncoder enters an infinite loop when serializing the map reduce task for the second time, as part of sending it to be executed.  This results in a stack overflow error.

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