Named User Defined Function8
class NamedUserDefinedFunction8<T1, T2, T3, T4, T5, T6, T7, T8, R>( val name: String, udf: <Error class: unknown class>, encoder: <Error class: unknown class><R>) : UserDefinedFunction8<T1, T2, T3, T4, T5, T6, T7, T8, R> , NamedUserDefinedFunction<R, NamedUserDefinedFunction8<T1, T2, T3, T4, T5, T6, T7, T8, R>>
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Instance of a UDF with 8 arguments with name. This UDF can be invoked with (typed) columns in a Dataset.select or selectTyped call. Alternatively it can be registered for SQL calls using register.
See also
org. apache. spark. sql. expressions. User Defined Function
org. jetbrains. kotlinx. spark. api. Named User Defined Function8
Constructors
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fun <R> NamedUserDefinedFunction8( name: String, udf: <Error class: unknown class>, encoder: <Error class: unknown class><R>)
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Functions
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operator fun invoke( param0: <Error class: unknown class>, param1: <Error class: unknown class>, param2: <Error class: unknown class>, param3: <Error class: unknown class>, param4: <Error class: unknown class>, param5: <Error class: unknown class>, param6: <Error class: unknown class>, param7: <Error class: unknown class>): <Error class: unknown class>
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Returns an expression that invokes the UDF in untyped manner, using the given arguments.
operator fun <DsType> invoke( param0: <Error class: unknown class><DsType, T1>, param1: <Error class: unknown class><DsType, T2>, param2: <Error class: unknown class><DsType, T3>, param3: <Error class: unknown class><DsType, T4>, param4: <Error class: unknown class><DsType, T5>, param5: <Error class: unknown class><DsType, T6>, param6: <Error class: unknown class><DsType, T7>, param7: <Error class: unknown class><DsType, T8>): <Error class: unknown class><DsType, R>
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Allows this UDF to be called in typed manner using columns in a Dataset.selectTyped call.
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fun invokeUntyped( param0: <Error class: unknown class>, param1: <Error class: unknown class>, param2: <Error class: unknown class>, param3: <Error class: unknown class>, param4: <Error class: unknown class>, param5: <Error class: unknown class>, param6: <Error class: unknown class>, param7: <Error class: unknown class>): <Error class: unknown class>
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Returns an expression that invokes the UDF in untyped manner, using the given arguments.
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abstract fun withName(name: String): NamedUserDefinedFunction8<T1, T2, T3, T4, T5, T6, T7, T8, R>
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Converts this UserDefinedFunction to a NamedUserDefinedFunction.