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https://issues.apache.org/jira/browse/HIVE-19358?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jesus Camacho Rodriguez updated HIVE-19358:
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Attachment: HIVE-19358.02.patch
> CBO decorrelation logic should generate Hive operators
> ------------------------------------------------------
>
> Key: HIVE-19358
> URL: https://issues.apache.org/jira/browse/HIVE-19358
> Project: Hive
> Issue Type: Bug
> Components: CBO
> Affects Versions: 3.0.0
> Reporter: Jesus Camacho Rodriguez
> Assignee: Jesus Camacho Rodriguez
> Priority: Major
> Attachments: HIVE-19358.01.patch, HIVE-19358.02.patch,
> HIVE-19358.patch, fix.patch
>
>
> Decorrelation logic may generate logical instances of the operators in the
> plan (e.g., LogicalFilter instead of HiveFilter). This leads to errors while
> costing the tree in the Volcano planner (used in MV rewriting), since logical
> operators do not have a cost associated to them.
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