UserDefinedFunction

Typed wrapper around SparkUserDefinedFunction with defined encoder.

Return

the return type of the udf

NamedUdf

a type reference to the named version of the SparkUserDefinedFunction implementing class

Properties

Returns true iff the UDF is deterministic, i.e. the UDF produces the same output given the same input.

abstract val encoder: Encoder<Return>

Returns true when the UDF can return a nullable value.

abstract val udf: UserDefinedFunction

abstract operator fun getValue(thisRef: Any?, property: KProperty<*>): NamedUdf

abstract fun withName(name: String): NamedUdf