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t

org.apache.spark

PartitionEvaluator

trait PartitionEvaluator[T, U] extends AnyRef

An evaluator for computing RDD partitions. Spark serializes and sends PartitionEvaluatorFactory to executors, and then creates PartitionEvaluator via the factory at the executor side.

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@DeveloperApi() @Since("3.5.0")
Source
PartitionEvaluator.scala
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Abstract Value Members

  1. abstract def eval(partitionIndex: Int, inputs: Iterator[T]*): Iterator[U]

    Evaluates the RDD partition at the given index.

    Evaluates the RDD partition at the given index. There can be more than one input iterator, if the RDD was zipped from multiple RDDs.

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  1. final def !=(arg0: Any): Boolean
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  2. final def ##: Int
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  13. final def notifyAll(): Unit
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  14. final def synchronized[T0](arg0: => T0): T0
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  18. final def wait(): Unit
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Deprecated Value Members

  1. def finalize(): Unit
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    @throws(classOf[java.lang.Throwable]) @Deprecated
    Deprecated

    (Since version 9)

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