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From "Prasad Chakka (JIRA)" <j...@apache.org>
Subject [jira] Created: (HIVE-722) column pruning should work on map and array indices
Date Tue, 04 Aug 2009 16:33:15 GMT
column pruning should work on map and array indices
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                 Key: HIVE-722
                 URL: https://issues.apache.org/jira/browse/HIVE-722
             Project: Hadoop Hive
          Issue Type: Improvement
          Components: Query Processor
            Reporter: Prasad Chakka


if map[key] or array[i] is selected or used in a predicate, only that element should be projected
in column pruning instead of the whole map or array.

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