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From "Harish Butani (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HIVE-4262) fix last_value UDAF behavior
Date Fri, 29 Mar 2013 16:33:14 GMT
Harish Butani created HIVE-4262:
-----------------------------------

             Summary: fix last_value UDAF behavior
                 Key: HIVE-4262
                 URL: https://issues.apache.org/jira/browse/HIVE-4262
             Project: Hive
          Issue Type: Bug
          Components: PTF-Windowing
            Reporter: Harish Butani
            Assignee: Harish Butani


When an Order Spec is present in an Over clause
last_value should return the value from the last row that matches the current row's Sort Key.
See egs here http://msdn.microsoft.com/en-us/library/hh231517.aspx

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