Object/Class

org.apache.spark.sql.execution.cms

TopKCMS

Related Docs: class TopKCMS | package cms

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object TopKCMS

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  1. final def !=(arg0: Any): Boolean

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  2. final def ##(): Int

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  3. final def ==(arg0: Any): Boolean

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  4. final def asInstanceOf[T0]: T0

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  5. def clone(): AnyRef

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  6. def deserialize[T](data: Array[Byte])(implicit arg0: ClassTag[T]): TopKCMS[T]

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  7. final def eq(arg0: AnyRef): Boolean

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  8. def equals(arg0: Any): Boolean

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  9. def finalize(): Unit

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  10. final def getClass(): Class[_]

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  11. def getCombinedTopKFromEstimators[T](estimators: Seq[CountMinSketch[T]], topKKeys: Iterable[T], topKKeyValMap: Map[T, Approximate] = null): Map[T, Approximate]

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  12. def getUnionedTopKKeysFromEstimators[T](estimators: Seq[CountMinSketch[T]]): Set[T]

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  13. def hashCode(): Int

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  14. final def isInstanceOf[T0]: Boolean

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  15. def merge[T](bound: Int, estimators: Array[CountMinSketch[T]])(implicit arg0: ClassTag[T]): CountMinSketch[T]

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    Merges count min sketches to produce a count min sketch for their combined streams

    Merges count min sketches to produce a count min sketch for their combined streams

    returns

    merged estimator or null if no estimators were provided

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    @throws( ... )
    Exceptions thrown

    CMSMergeException if estimators are not mergeable (same depth, width and seed)

  16. final def ne(arg0: AnyRef): Boolean

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  17. final def notify(): Unit

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  18. final def notifyAll(): Unit

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  19. def serialize(sketch: TopKCMS[_]): Array[Byte]

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  20. final def synchronized[T0](arg0: ⇒ T0): T0

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  21. def toString(): String

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  22. final def wait(): Unit

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  23. final def wait(arg0: Long, arg1: Int): Unit

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  24. final def wait(arg0: Long): Unit

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