Packages

abstract class JoinPartitioner extends AutoCloseable

Base class for a partitioner in a large join.

Linear Supertypes
AutoCloseable, AnyRef, Any
Known Subclasses
BuildSidePartitioner, StreamSidePartitioner
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Visibility
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Instance Constructors

  1. new JoinPartitioner(numPartitions: Int, batchTypes: Array[DataType], boundJoinKeys: Seq[Expression], metrics: Map[String, GpuMetric])

    numPartitions

    number of partitions being used in the join

    batchTypes

    schema of the batches

    boundJoinKeys

    bound keys used in the join

    metrics

    metrics to update

Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##(): Int
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  4. def addPartition(partIndex: Int, ct: ContiguousTable): Unit

    Adds a batch associated with a partition.

    Adds a batch associated with a partition.

    partIndex

    index of the partition

    ct

    contiguous table to add to the specified partition

    Attributes
    protected
  5. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  6. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native()
  7. def close(): Unit
    Definition Classes
    JoinPartitioner → AutoCloseable
  8. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  9. def equals(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  10. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  11. final def getClass(): Class[_]
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  12. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  13. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  14. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  15. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  16. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  17. val opTime: GpuMetric
    Attributes
    protected
  18. def partitionBatch(inputBatch: ColumnarBatch): Unit

    Hash partitions a batch in preparation for performing a sub-join.

    Hash partitions a batch in preparation for performing a sub-join. The input batch will be closed by this method.

    Attributes
    protected
  19. val partitions: Array[JoinPartition]
    Attributes
    protected
  20. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
    AnyRef
  21. def toString(): String
    Definition Classes
    AnyRef → Any
  22. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  23. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
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    @throws( ... )
  24. final def wait(arg0: Long): Unit
    Definition Classes
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    @throws( ... ) @native()

Inherited from AutoCloseable

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