Class

org.apache.spark.sql.execution

StratumCache

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final class StratumCache extends StratumReservoir

An extension to StratumReservoir to also track total samples seen since last time slot and short fall from previous rounds.

Linear Supertypes
StratumReservoir, Serializable, Sizeable, DataSerializable, Serializable, AnyRef, Any
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Inherited
  1. StratumCache
  2. StratumReservoir
  3. Serializable
  4. Sizeable
  5. DataSerializable
  6. Serializable
  7. AnyRef
  8. Any
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Visibility
  1. Public
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Instance Constructors

  1. new StratumCache()

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  2. new StratumCache(_reservoir: Array[UnsafeRow], _reservoirSize: Int, _batchTotalSize: Int, totalSamples: Int, prevShortFall: Int)

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Value Members

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

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    Definition Classes
    AnyRef → Any

  2. final def ##(): Int

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    Definition Classes
    AnyRef → Any

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

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    Definition Classes
    AnyRef → Any

  4. final def asInstanceOf[T0]: T0

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    Definition Classes
    Any

  5. final var batchTotalSize: Int

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    Definition Classes
    StratumReservoir

  6. final def calculateWeightageColumn(): Long

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    Definition Classes
    StratumReservoir

  7. def clone(): AnyRef

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

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

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    Definition Classes
    AnyRef

  9. def equals(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any

  10. def finalize(): Unit

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )

  11. def fromData(in: DataInput): Unit

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    Definition Classes
    StratumCache → StratumReservoir → DataSerializable

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

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    Definition Classes
    AnyRef → Any

  13. def getSizeInBytes(): Int

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    Definition Classes
    StratumCache → StratumReservoir → Sizeable

  14. def hashCode(): Int

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    Definition Classes
    AnyRef → Any

  15. final def isInstanceOf[T0]: Boolean

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    Definition Classes
    Any

  16. final def iterator(prevReservoirSize: Int, newReservoirSize: Int, columns: Int, doReset: Boolean, fullReset: Boolean, useWrapper: Boolean = false): Iterator[InternalRow]

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    Definition Classes
    StratumReservoir

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

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    Definition Classes
    AnyRef

  18. final def notify(): Unit

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    Definition Classes
    AnyRef

  19. final def notifyAll(): Unit

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    Definition Classes
    AnyRef

  20. def numSamples: Int

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    Definition Classes
    StratumReservoir

  21. var prevShortFall: Int

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  22. final var reservoir: Array[UnsafeRow]

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    Definition Classes
    StratumReservoir

  23. final var reservoirSize: Int

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    Definition Classes
    StratumReservoir

  24. def reset(prevReservoirSize: Int, newReservoirSize: Int, fullReset: Boolean): Unit

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    Definition Classes
    StratumCache → StratumReservoir

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

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    Definition Classes
    AnyRef

  26. def toData(out: DataOutput): Unit

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    Definition Classes
    StratumCache → StratumReservoir → DataSerializable

  27. def toString(): String

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    Definition Classes
    AnyRef → Any

  28. var totalSamples: Int

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  29. final def wait(): Unit

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

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

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

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

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from StratumReservoir

Inherited from Serializable

Inherited from Sizeable

Inherited from DataSerializable

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

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