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Posted to issues@spark.apache.org by "Dongjoon Hyun (Jira)" <ji...@apache.org> on 2021/12/01 05:31:00 UTC

[jira] [Resolved] (SPARK-37376) Introduce a new DataSource V2 interface HasPartitionKey

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

Dongjoon Hyun resolved SPARK-37376.
-----------------------------------
    Fix Version/s: 3.3.0
       Resolution: Fixed

Issue resolved by pull request 34656
[https://github.com/apache/spark/pull/34656]

> 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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