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https://issues.apache.org/jira/browse/FLINK-14621?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jark Wu updated FLINK-14621:
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Parent: (was: FLINK-14320)
Issue Type: New Feature (was: Sub-task)
> Do not generate watermark assigner operator if no time attribute operations
> on rowtime
> --------------------------------------------------------------------------------------
>
> Key: FLINK-14621
> URL: https://issues.apache.org/jira/browse/FLINK-14621
> Project: Flink
> Issue Type: New Feature
> Components: Table SQL / Planner
> Reporter: Jark Wu
> Priority: Major
>
> Currently, if watermark is specified in DDL, there is always a watermark
> assigner operator generated. However, it is only needed when time attribute
> operations (e.g. windows) on the rowtime.
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