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org.apache.spark.rdd.mergejoin

MergeJoin

Related Docs: class MergeJoin | package mergejoin

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object MergeJoin

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Type Members

  1. class FullOuterJoin[K, V, W] extends SpillableJoiner[K, V, W, (K, (Option[V], Option[W]))]

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  2. class InnerJoin[K, V, W] extends SpillableJoiner[K, V, W, (K, (V, W))]

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  3. trait Joiner[K, V, W, Out] extends Serializable

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    Implementation contract for a merge-join.

    Implementation contract for a merge-join.

    inner is called when there are matching keys in both sides

    leftOuter is called when a key exists only in the left side

    rightOuter is called when a key exists only in the right side

  4. class LeftOuterJoin[K, V, W] extends SpillableJoiner[K, V, W, (K, (V, Option[W]))]

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  5. class RightOuterJoin[K, V, W] extends SpillableJoiner[K, V, W, (K, (Option[V], W))]

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  6. abstract class SpillableJoiner[K, V, W, Out] extends Joiner[K, V, W, Out] with Logging

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    Base implementation for spillable merge-join Joiner that contains a default implementation for inner that will accumulate all right values into a spillable collection.

    Base implementation for spillable merge-join Joiner that contains a default implementation for inner that will accumulate all right values into a spillable collection.

    Exposes an emit method to allow each implementation to format the output tuple accordingly

Value Members

  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. object State

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  5. final def asInstanceOf[T0]: T0

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  6. def clone(): AnyRef

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  7. val confKeyIncludeSpillMetrics: String

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

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  9. def equals(arg0: Any): Boolean

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  10. def finalize(): Unit

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

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  12. def hashCode(): Int

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  13. final def isInstanceOf[T0]: Boolean

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

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  15. final def notify(): Unit

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  16. final def notifyAll(): Unit

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

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  18. def toString(): String

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  19. final def wait(): Unit

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

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

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