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Posted to issues@flink.apache.org by "Yun Gao (Jira)" <ji...@apache.org> on 2021/10/26 11:37:00 UTC

[jira] [Updated] (FLINK-24644) Introduce broadcast output to support broadcast events to all the downstream operators

     [ https://issues.apache.org/jira/browse/FLINK-24644?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yun Gao updated FLINK-24644:
----------------------------
    Summary: Introduce broadcast output to support broadcast events to all the downstream operators  (was: Introduce broadcast output to support broadcast events to all the downstream tasks)

> Introduce broadcast output to support broadcast events to all the downstream operators
> --------------------------------------------------------------------------------------
>
>                 Key: FLINK-24644
>                 URL: https://issues.apache.org/jira/browse/FLINK-24644
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Library / Machine Learning
>            Reporter: Yun Gao
>            Assignee: Yun Gao
>            Priority: Major
>             Fix For: 0.1.0
>
>
> Iteration requires to broadcast the epoch-watermark inside iteration no matter what partitioner is used. Currently it is not directly supported by the DataStream API, thus we need use reflection to use some low-level operations to implement this functionality.



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