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Posted to issues@spark.apache.org by "Cheng Su (Jira)" <ji...@apache.org> on 2021/03/11 02:37:00 UTC

[jira] [Created] (SPARK-34708) Code-gen broadcast nested loop join (left semi/left anti)

Cheng Su created SPARK-34708:
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             Summary: Code-gen broadcast nested loop join (left semi/left anti)
                 Key: SPARK-34708
                 URL: https://issues.apache.org/jira/browse/SPARK-34708
             Project: Spark
          Issue Type: Improvement
          Components: SQL
    Affects Versions: 3.2.0
            Reporter: Cheng Su


We saw 1x run-time improvement for code-gen broadcast nested loop inner join (https://issues.apache.org/jira/browse/SPARK-34620 ). Similarly let's add code-gen for left semi and left anti join here (build right side).



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