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https://issues.apache.org/jira/browse/FLINK-16524?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dian Fu updated FLINK-16524:
----------------------------
        Parent: FLINK-16747
    Issue Type: Sub-task  (was: Improvement)

> Optimize the execution of Python UDF to use generator to eliminate 
> unnecessary function calls
> ---------------------------------------------------------------------------------------------
>
>                 Key: FLINK-16524
>                 URL: https://issues.apache.org/jira/browse/FLINK-16524
>             Project: Flink
>          Issue Type: Sub-task
>          Components: API / Python
>            Reporter: Huang Xingbo
>            Assignee: Huang Xingbo
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.11.0
>
>          Time Spent: 20m
>  Remaining Estimate: 0h
>
> Optimize the result of FlattenRowCoder and ArrowCoder to generator to 
> eliminate unnecessary function calls.



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