The name of the method to be used to convert a source UDT value to the target data type.
You cannot invoke an SQL UDF from a CREATE CAST or REPLACE CAST request.
- method_name
- A method associated with the specified UDT_name must exist with the same signature.
- INSTANCE
- The object is an instance method.
- FOR UDT_name
- The name of the UDT associated with method_name.