Named
class NamedUserDefinedFunction2<T1, T2, R>( val name: String, udf: <Error class: unknown class>, encoder: <Error class: unknown class><R>) : UserDefinedFunction2<T1, T2, R> , NamedUserDefinedFunction<R, NamedUserDefinedFunction2<T1, T2, R>>
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Instance of a UDF with 2 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.
org.
Constructors
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fun <R> NamedUserDefinedFunction2( name: String, udf: <Error class: unknown class>, encoder: <Error class: unknown class><R>)
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Functions
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abstract operator fun getValue(thisRef: Any?, property: KProperty<*>): NamedUserDefinedFunction2<T1, T2, R>
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Converts this UserDefinedFunction to a NamedUserDefinedFunction.
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operator fun invoke(param0: <Error class: unknown class>, param1: <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>): <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>): <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): NamedUserDefinedFunction2<T1, T2, R>
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Converts this UserDefinedFunction to a NamedUserDefinedFunction.