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https://issues.apache.org/jira/browse/FLINK-3476?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Timo Walther closed FLINK-3476.
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Resolution: Won't Fix
Many of these ideas have been implemented in the new planner. Since the old
planner has been removed, I will close this issue now. Please reopen if you
think that this topic has not been addressed.
> Support hash-based partial aggregate
> ------------------------------------
>
> Key: FLINK-3476
> URL: https://issues.apache.org/jira/browse/FLINK-3476
> Project: Flink
> Issue Type: Sub-task
> Components: Table SQL / Legacy Planner
> Reporter: Chengxiang Li
> Priority: Major
>
> As described in the design doc, we should be able to enable hash-based
> partial aggregate after hash-based combiner( #1517) is supported.
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