[jira] [Resolved] (SPARK-30563) Regressions in Join benchmarks

["Hyukjin Kwon (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-30563?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Hyukjin Kwon resolved SPARK-30563.
----------------------------------
    Fix Version/s: 3.0.0
       Resolution: Fixed

Fixed in https://github.com/apache/spark/pull/27791

> Regressions in Join benchmarks
> ------------------------------
>
>                 Key: SPARK-30563
>                 URL: https://issues.apache.org/jira/browse/SPARK-30563
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 3.0.0
>            Reporter: Maxim Gekk
>            Priority: Minor
>             Fix For: 3.0.0
>
>
> Regenerated benchmark results in the https://github.com/apache/spark/pull/27078 shows many regressions in JoinBenchmark. The benchmarked queries slowed down by up to 3 times, see
> old results:
> https://github.com/apache/spark/pull/27078/files#diff-d5cbaab2b49ee9fddfa0e229de8f607dL10
> new results:
> https://github.com/apache/spark/pull/27078/files#diff-d5cbaab2b49ee9fddfa0e229de8f607dR10
> One of the difference in queries is using the `NoOp` datasource in new queries.



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