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https://issues.apache.org/jira/browse/SPARK-18998?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wenchen Fan resolved SPARK-18998.
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Resolution: Fixed
Assignee: Zhenhua Wang
Fix Version/s: 2.2.0
> Add a cbo conf to switch between default statistics and cbo estimated
> statistics
> --------------------------------------------------------------------------------
>
> Key: SPARK-18998
> URL: https://issues.apache.org/jira/browse/SPARK-18998
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 2.2.0
> Reporter: Zhenhua Wang
> Assignee: Zhenhua Wang
> Fix For: 2.2.0
>
>
> We need a cbo configuration to switch between default stats and estimated
> stats. We also need a new statistics method in LogicalPlan with conf as its
> parameter, in order to pass the cbo switch and other estimation related
> configurations in the future.
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