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  1. Spark
  2. SPARK-30563

Regressions in Join benchmarks

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Details

    • Bug
    • Status: Resolved
    • Minor
    • Resolution: Fixed
    • 3.0.0
    • 3.0.0
    • SQL
    • None

    Description

      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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        Issue Links

          links to

          Web Link GitHub Pull Request #27791

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              Unassigned Unassigned
              maxgekk Max Gekk
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              Dates

                Created:
                Updated:
                Resolved: