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Posted to issues@spark.apache.org by "Chao Sun (Jira)" <ji...@apache.org> on 2022/12/09 17:21:00 UTC

[jira] [Updated] (SPARK-37376) SPJ: Introduce a new DataSource V2 interface HasPartitionKey

     [ https://issues.apache.org/jira/browse/SPARK-37376?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Chao Sun updated SPARK-37376:
-----------------------------
    Summary: SPJ: Introduce a new DataSource V2 interface HasPartitionKey   (was: Introduce a new DataSource V2 interface HasPartitionKey )

> SPJ: Introduce a new DataSource V2 interface HasPartitionKey 
> -------------------------------------------------------------
>
>                 Key: SPARK-37376
>                 URL: https://issues.apache.org/jira/browse/SPARK-37376
>             Project: Spark
>          Issue Type: Sub-task
>          Components: SQL
>    Affects Versions: 3.3.0
>            Reporter: Chao Sun
>            Assignee: Chao Sun
>            Priority: Major
>             Fix For: 3.3.0
>
>
> One of the pre-requisite for the feature is to allow V2 input partitions to report their partition values to Spark, which can use them to compare if both sides of join are co-partitioned, and also optionally group input partitions together.



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