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https://issues.apache.org/jira/browse/CALCITE-3966?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Haisheng Yuan resolved CALCITE-3966.
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Resolution: Fixed
Fixed in
[https://github.com/apache/calcite/commit/e7224147916d5a9bf43c322894c04b302b3a545d].
> Trigger rules for existing RelSubset when it becomes delivered
> --------------------------------------------------------------
>
> Key: CALCITE-3966
> URL: https://issues.apache.org/jira/browse/CALCITE-3966
> Project: Calcite
> Issue Type: Improvement
> Components: core
> Reporter: Haisheng Yuan
> Priority: Major
> Fix For: 1.23.0
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> Existing RelSubset may be first created by parent trait request, so its state
> is required. But when there is a new RelNode in the same RelSet can deliver
> the same traitset, we mark the subset as derived/delivered too, in which
> case, we should fire rule for the subset too.
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