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https://issues.apache.org/jira/browse/HIVE-7662?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Harish Butani updated HIVE-7662:
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Summary: CBO: changes to Cost Model (was: CBO: changes to COst Model)
> CBO: changes to Cost Model
> --------------------------
>
> Key: HIVE-7662
> URL: https://issues.apache.org/jira/browse/HIVE-7662
> Project: Hive
> Issue Type: Sub-task
> Reporter: Harish Butani
> Assignee: Harish Butani
>
> - Model Join cost as Sum of Input sizes
> - Fix bug with NDV calculations. For now use Optiq's default formulas.
> - Model Cummulative cost to favor broad Plans over Deep Plans.
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