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https://issues.apache.org/jira/browse/FLINK-28753?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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godfrey he closed FLINK-28753.
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Resolution: Fixed
Fixed in master: 0e6e4198ad84227c20e2c61c2dd8b0616324aa31
> Improve FilterIntoJoinRule which could push some predicate to another side
> --------------------------------------------------------------------------
>
> Key: FLINK-28753
> URL: https://issues.apache.org/jira/browse/FLINK-28753
> Project: Flink
> Issue Type: Improvement
> Components: Table SQL / Planner
> Reporter: godfrey he
> Assignee: godfrey he
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.16.0
>
>
> for sql: SELECT * FROM MyTable1 join MyTable2 ON a1 = a2 AND a1 = 2
> {{a1 = 2}} can be pushed into both left side and right side. but currently
> only left side will be pushed by FilterIntoJoinRule.
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