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Posted to issues@spark.apache.org by "Kangtian (Jira)" <ji...@apache.org> on 2019/09/27 01:20:00 UTC

[jira] [Created] (SPARK-29267) rdd.countApprox should stop when 'timeout'

Kangtian created SPARK-29267:
--------------------------------

             Summary: rdd.countApprox should stop when 'timeout'
                 Key: SPARK-29267
                 URL: https://issues.apache.org/jira/browse/SPARK-29267
             Project: Spark
          Issue Type: Improvement
          Components: Spark Core
    Affects Versions: 2.4.4
            Reporter: Kangtian


{{The way to Approximate counting: org.apache.spark.rdd.RDD#countApprox}}

+countApprox(timeout: Long, confidence: Double = 0.95)+

 

But: 

when timeout comes, the job will continue run until really finish.

 

We Want:

*When timeout comes, the job will finish{color:#FF0000} immediately{color}*, without FinalValue

 



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