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From "Laljo John Pullokkaran (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HIVE-7464) Add rule for Join Simplification
Date Mon, 21 Jul 2014 19:02:39 GMT
Laljo John Pullokkaran created HIVE-7464:
--------------------------------------------

             Summary: Add rule for Join Simplification
                 Key: HIVE-7464
                 URL: https://issues.apache.org/jira/browse/HIVE-7464
             Project: Hive
          Issue Type: Sub-task
            Reporter: Laljo John Pullokkaran


Fil (R1.x=r2.x) <- Cross Join can be translated to
Inner Join.

Similarly Filter followed by Outer joins can be used to translate outer joins to inner joins.



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