[jira] [Created] (HIVE-19712) In 3 valued logic mode (b and not b) may not be simplified to false

[Zoltan Haindrich (JIRA)]

Zoltan Haindrich created HIVE-19712:
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             Summary: In 3 valued logic mode (b and not b) may not be 
simplified to false
                 Key: HIVE-19712
                 URL: https://issues.apache.org/jira/browse/HIVE-19712
             Project: Hive
          Issue Type: Bug
            Reporter: Zoltan Haindrich
            Assignee: Zoltan Haindrich


currently its simplified to false; but that is not correct when a is unknown




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