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https://issues.apache.org/jira/browse/HIVE-23106?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17073191#comment-17073191
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Jesus Camacho Rodriguez commented on HIVE-23106:
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+1
> Cleanup CalcitePlanner genOPTree exception handling
> ---------------------------------------------------
>
> Key: HIVE-23106
> URL: https://issues.apache.org/jira/browse/HIVE-23106
> Project: Hive
> Issue Type: Improvement
> Components: HiveServer2
> Reporter: John Sherman
> Assignee: John Sherman
> Priority: Minor
> Attachments: HIVE-23106.1.patch, HIVE-23106.2.patch
>
>
> The logic where genOPTree handles exceptions during CBO planning is a bit
> twisty and could use some cleanup and comments.
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