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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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Kurt Deschler reassigned IMPALA-11274:
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Assignee: Michael Smith (was: Qifan Chen)
> 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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