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Posted to issues@flink.apache.org by "Jark Wu (Jira)" <ji...@apache.org> on 2020/11/17 02:52:00 UTC

[jira] [Updated] (FLINK-19621) Introduce Multi-input operator in Blink planner

     [ https://issues.apache.org/jira/browse/FLINK-19621?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jark Wu updated FLINK-19621:
----------------------------
    Fix Version/s:     (was: 1.12.0)

> Introduce Multi-input operator in Blink planner
> -----------------------------------------------
>
>                 Key: FLINK-19621
>                 URL: https://issues.apache.org/jira/browse/FLINK-19621
>             Project: Flink
>          Issue Type: New Feature
>          Components: Table SQL / Planner, Table SQL / Runtime
>            Reporter: Caizhi Weng
>            Priority: Major
>
> As runtime now supports multi-input tasks and source chaining, we're going to introduce multi-input operator in Blink planner to remove unnecessary shuffle, thus improve the performance for both batch and streaming.
> Design doc: https://docs.google.com/document/d/1qKVohV12qn-bM51cBZ8Hcgp31ntwClxjoiNBUOqVHsI/edit



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