[jira] [Created] (HIVE-3426) union with same source should be optimized

[Namit Jain (JIRA)]

Namit Jain created HIVE-3426:
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             Summary: union with same source should be optimized
                 Key: HIVE-3426
                 URL: https://issues.apache.org/jira/browse/HIVE-3426
             Project: Hive
          Issue Type: Improvement
          Components: Query Processor
            Reporter: Namit Jain




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