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Posted to commits@hudi.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2021/01/28 12:50:00 UTC

[jira] [Updated] (HUDI-1557) Make Flink write pipeline write task scalable

     [ https://issues.apache.org/jira/browse/HUDI-1557?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

ASF GitHub Bot updated HUDI-1557:
---------------------------------
    Labels: pull-request-available  (was: )

> Make Flink write pipeline write task scalable
> ---------------------------------------------
>
>                 Key: HUDI-1557
>                 URL: https://issues.apache.org/jira/browse/HUDI-1557
>             Project: Apache Hudi
>          Issue Type: Sub-task
>          Components: DeltaStreamer
>            Reporter: Danny Chen
>            Priority: Major
>              Labels: pull-request-available
>
> This issue introduces a BucketAssigner that assigns bucket ID (partition path & fileID) for each stream record.
> There is no need to look up index and partition the records anymore in the following pipeline for these records,
> we actually decide the write target location before the write and each record computes its location when the BucketAssigner receives it, thus, the indexing is with streaming style.
> Computing locations for a batch of records all at a time is resource consuming so a pressure to the engine,
> we should avoid that in streaming system.



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