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https://issues.apache.org/jira/browse/FLINK-12559?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ASF GitHub Bot updated FLINK-12559:
-----------------------------------
Labels: pull-request-available (was: )
> Introduce metadata handlers on window aggregate
> -----------------------------------------------
>
> Key: FLINK-12559
> URL: https://issues.apache.org/jira/browse/FLINK-12559
> Project: Flink
> Issue Type: New Feature
> Components: Table SQL / Planner
> Reporter: godfrey he
> Assignee: godfrey he
> Priority: Major
> Labels: pull-request-available
>
> In [FLINK-11822|https://issues.apache.org/jira/browse/FLINK-11822], we have
> introduced all Flink metadata handlers, several {{RelNode}} s (e.g. window
> aggregate) have not be implemented. So this issue aims to introduce all
> metadata handlers on window aggregate.
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