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https://issues.apache.org/jira/browse/SPARK-36745?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wenchen Fan reassigned SPARK-36745:
-----------------------------------
Assignee: Yannis Sismanis
> ExtractEquiJoinKeys should return the original predicates on join keys
> -----------------------------------------------------------------------
>
> Key: SPARK-36745
> URL: https://issues.apache.org/jira/browse/SPARK-36745
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.1.2
> Reporter: Yannis Sismanis
> Assignee: Yannis Sismanis
> Priority: Minor
> Fix For: 3.3.0
>
>
> The join condition returned from ExtractEquiJoinKeys does not correspond to
> the equi-join on the extracted left and right keys. A call site can be risky
> if it is not aware of that.
> The pattern extractor should extract the rest of original join condition as
> well.
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