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Posted to issues@spark.apache.org by "Sun Rui (JIRA)" <ji...@apache.org> on 2016/01/20 09:01:39 UTC

[jira] [Created] (SPARK-12923) Optimize successive dapply() calls in SparkR

Sun Rui created SPARK-12923:
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             Summary: Optimize successive dapply() calls in SparkR
                 Key: SPARK-12923
                 URL: https://issues.apache.org/jira/browse/SPARK-12923
             Project: Spark
          Issue Type: Sub-task
          Components: SparkR
    Affects Versions: 1.6.0
            Reporter: Sun Rui


For consecutive dapply() calls on a same DataFrame, optimize them to launch R worker once instead of multiple times for performance improvement



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