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Posted to dev@hive.apache.org by "Prasanth J (JIRA)" <ji...@apache.org> on 2014/07/28 22:47:39 UTC

[jira] [Created] (HIVE-7535) Make use of number of nulls column statistics in filter rule

Prasanth J created HIVE-7535:
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             Summary: Make use of number of nulls column statistics in filter rule
                 Key: HIVE-7535
                 URL: https://issues.apache.org/jira/browse/HIVE-7535
             Project: Hive
          Issue Type: Sub-task
    Affects Versions: 0.14.0
            Reporter: Prasanth J
            Assignee: Prasanth J
            Priority: Minor


The filter rule does not make use of number of nulls column statistics for "IS NULL" and "IS NOT NULL" expression evaluation.



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