invokeUntyped

fun invokeUntyped(    param0: <Error class: unknown class>,     param1: <Error class: unknown class>,     param2: <Error class: unknown class>,     param3: <Error class: unknown class>): <Error class: unknown class>

Returns an expression that invokes the UDF in untyped manner, using the given arguments.

See also

org.apache.spark.sql.expressions.UserDefinedFunction.apply