Packages

c

org.apache.spark.sql.execution.window

WindowEvaluatorFactory

class WindowEvaluatorFactory extends PartitionEvaluatorFactory[InternalRow, InternalRow] with WindowEvaluatorFactoryBase

Linear Supertypes
WindowEvaluatorFactoryBase, PartitionEvaluatorFactory[InternalRow, InternalRow], Serializable, AnyRef, Any
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Inherited
  1. WindowEvaluatorFactory
  2. WindowEvaluatorFactoryBase
  3. PartitionEvaluatorFactory
  4. Serializable
  5. AnyRef
  6. Any
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Visibility
  1. Public
  2. All

Instance Constructors

  1. new WindowEvaluatorFactory(windowExpression: Seq[NamedExpression], partitionSpec: Seq[Expression], orderSpec: Seq[SortOrder], childOutput: Seq[Attribute], spillSize: SQLMetric)

Type Members

  1. class WindowPartitionEvaluator extends PartitionEvaluator[InternalRow, InternalRow]

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. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  5. val childOutput: Seq[Attribute]
    Definition Classes
    WindowEvaluatorFactory → WindowEvaluatorFactoryBase
  6. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native()
  7. def createEvaluator(): PartitionEvaluator[InternalRow, InternalRow]
    Definition Classes
    WindowEvaluatorFactory → PartitionEvaluatorFactory
  8. def createResultProjection(expressions: Seq[Expression]): UnsafeProjection

    Create the resulting projection.

    Create the resulting projection.

    This method uses Code Generation. It can only be used on the executor side.

    expressions

    unbound ordered function expressions.

    returns

    the final resulting projection.

    Attributes
    protected
    Definition Classes
    WindowEvaluatorFactoryBase
  9. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  10. def equals(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  11. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  12. final def getClass(): Class[_]
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  13. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  14. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  15. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  16. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  17. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  18. val orderSpec: Seq[SortOrder]
    Definition Classes
    WindowEvaluatorFactory → WindowEvaluatorFactoryBase
  19. val partitionSpec: Seq[Expression]
    Definition Classes
    WindowEvaluatorFactory → WindowEvaluatorFactoryBase
  20. val spillSize: SQLMetric
    Definition Classes
    WindowEvaluatorFactory → WindowEvaluatorFactoryBase
  21. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
    AnyRef
  22. def toString(): String
    Definition Classes
    AnyRef → Any
  23. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  24. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  25. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws( ... ) @native()
  26. val windowExpression: Seq[NamedExpression]
    Definition Classes
    WindowEvaluatorFactory → WindowEvaluatorFactoryBase
  27. lazy val windowFrameExpressionFactoryPairs: Seq[(ExpressionBuffer, (InternalRow) ⇒ WindowFunctionFrame)]

    Collection containing an entry for each window frame to process.

    Collection containing an entry for each window frame to process. Each entry contains a frame's WindowExpressions and factory function for the WindowFunctionFrame.

    Attributes
    protected
    Definition Classes
    WindowEvaluatorFactoryBase

Inherited from WindowEvaluatorFactoryBase

Inherited from PartitionEvaluatorFactory[InternalRow, InternalRow]

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

Ungrouped