Gopal V created HIVE-17378:
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Summary: CBO: HiveReduceExpressionsWithStatsRule can operate on
IS_NULL and IS_NOT_NULL
Key: HIVE-17378
URL: https://issues.apache.org/jira/browse/HIVE-17378
Project: Hive
Issue Type: Bug
Components: CBO
Affects Versions: 3.0.0
Reporter: Gopal V
{code}
* Currently we support the simplification of =, >=, <=, >, <, and
* IN operations.
*/
{code}
IS_NULL and IS_NOT_NULL are closely related and can be processed by this rule.
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