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From "Alexander Pivovarov (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HIVE-9402) Create GREATEST udf
Date Sat, 17 Jan 2015 00:44:35 GMT
Alexander Pivovarov created HIVE-9402:
-----------------------------------------

             Summary: Create GREATEST udf
                 Key: HIVE-9402
                 URL: https://issues.apache.org/jira/browse/HIVE-9402
             Project: Hive
          Issue Type: Task
            Reporter: Alexander Pivovarov
            Assignee: Alexander Pivovarov


GREATEST function returns the greatest value in a list of values
Signature: T greatest(T v1, T v2, ...)
all values should be the same type (like in COALESCE)



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