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https://issues.apache.org/jira/browse/IMPALA-11274?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Work on IMPALA-11274 started by Michael Smith.
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> CNF Rewrite causes a regress in join node performance
> -----------------------------------------------------
>
>                 Key: IMPALA-11274
>                 URL: https://issues.apache.org/jira/browse/IMPALA-11274
>             Project: IMPALA
>          Issue Type: Bug
>          Components: Frontend
>            Reporter: Qifan Chen
>            Assignee: Michael Smith
>            Priority: Major
>
> It appears that cnf rewrite can generate more predicates and presumably cause 
> the same query to execute slower.



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