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Posted to dev@hive.apache.org by "Namit Jain (JIRA)" <ji...@apache.org> on 2013/03/12 00:37:12 UTC

[jira] [Created] (HIVE-4150) optimize queries like 'select count(1) from T where '

Namit Jain created HIVE-4150:
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             Summary: optimize queries like 'select count(1) from T where <conditions on partition columns>'
                 Key: HIVE-4150
                 URL: https://issues.apache.org/jira/browse/HIVE-4150
             Project: Hive
          Issue Type: Improvement
          Components: Query Processor
            Reporter: Namit Jain


If accurate stats are available in the metastore, they should be used to
optimize the above query.

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