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Posted to issues@spark.apache.org by "Cheng Su (Jira)" <ji...@apache.org> on 2020/07/27 20:18:00 UTC

[jira] [Updated] (SPARK-32421) Add code-gen for shuffled hash join

     [ https://issues.apache.org/jira/browse/SPARK-32421?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Cheng Su updated SPARK-32421:
-----------------------------
        Parent: SPARK-32461
    Issue Type: Sub-task  (was: Improvement)

> Add code-gen for shuffled hash join
> -----------------------------------
>
>                 Key: SPARK-32421
>                 URL: https://issues.apache.org/jira/browse/SPARK-32421
>             Project: Spark
>          Issue Type: Sub-task
>          Components: SQL
>    Affects Versions: 3.1.0
>            Reporter: Cheng Su
>            Priority: Trivial
>
> We added shuffled hash join codegen internally in our fork, and seeing obvious improvement in benchmark compared to current non-codegen code path. Creating this Jira to add this support. Shuffled hash join codegen is very similar to broadcast hash join codegen. So this is a simple change.



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