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From "Lifeng Wang (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HIVE-13293) Query occurs performance degradation after enabling parallel order by for Hive on sprak
Date Wed, 16 Mar 2016 06:18:33 GMT
Lifeng Wang created HIVE-13293:
----------------------------------

             Summary: Query occurs performance degradation after enabling parallel order by
for Hive on sprak
                 Key: HIVE-13293
                 URL: https://issues.apache.org/jira/browse/HIVE-13293
             Project: Hive
          Issue Type: Bug
          Components: Spark
    Affects Versions: 2.0.0
            Reporter: Lifeng Wang
            Assignee: Xuefu Zhang


I use TPCx-BB to do some performance test on Hive on Spark engine. And found query 10 has
performance degradation when enabling parallel order by.



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