Packages

class SparkUdfDerivation extends SparkUdfDerivationStrategy

This class executes custom derivation logic defined in an implementation of FeatureDerivationFunctionSpark.

Linear Supertypes
SparkUdfDerivationStrategy, DerivationStrategy[FeatureDerivationFunctionSpark], AnyRef, Any
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Inherited
  1. SparkUdfDerivation
  2. SparkUdfDerivationStrategy
  3. DerivationStrategy
  4. AnyRef
  5. Any
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Visibility
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Instance Constructors

  1. new SparkUdfDerivation()

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 apply(keyTags: Seq[Int], keyTagList: Seq[String], df: DataFrame, derivedFeature: DerivedFeature, derivationFunction: FeatureDerivationFunctionSpark, mvelContext: Option[FeathrExpressionExecutionContext]): DataFrame

    Calculate a user customized derived feature.

    Calculate a user customized derived feature.

    keyTags

    key tags of the current join stage

    keyTagList

    all key tags of the current feature join job

    df

    input context dataframe

    derivedFeature

    derived feature to calculate

    derivationFunction

    derivation function to be applied

    returns

    context dataframe with the derived feature column appended

    Definition Classes
    SparkUdfDerivation → DerivationStrategy
  5. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  6. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
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    @throws( ... ) @native()
  7. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  8. def equals(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  9. def finalize(): Unit
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    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  10. final def getClass(): Class[_]
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  11. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  12. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  13. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  14. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  15. final def notifyAll(): Unit
    Definition Classes
    AnyRef
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    @native()
  16. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
    AnyRef
  17. def toString(): String
    Definition Classes
    AnyRef → Any
  18. final def wait(): Unit
    Definition Classes
    AnyRef
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    @throws( ... )
  19. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
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    @throws( ... )
  20. final def wait(arg0: Long): Unit
    Definition Classes
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    @throws( ... ) @native()

Inherited from SparkUdfDerivationStrategy

Inherited from DerivationStrategy[FeatureDerivationFunctionSpark]

Inherited from AnyRef

Inherited from Any

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