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https://issues.apache.org/jira/browse/SPARK-17076?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wenchen Fan resolved SPARK-17076.
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Resolution: Fixed
Fix Version/s: 2.2.0
> Cardinality estimation of join operator
> ---------------------------------------
>
> Key: SPARK-17076
> URL: https://issues.apache.org/jira/browse/SPARK-17076
> Project: Spark
> Issue Type: Sub-task
> Components: Optimizer
> Affects Versions: 2.0.0
> Reporter: Ron Hu
> Assignee: Zhenhua Wang
> Fix For: 2.2.0
>
>
> support cardinality estimates for equi-join, Cartesian product join, and
> outer join, etc.
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