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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. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira