These views provide information relating to objects created using Oracle’s Objects Option:
Lists collection types created.
Lists all parameters for methods defined in DBA_TYPE_METHODS.
Lists all method results for methods defined in DBA_TYPE_METHODS.
Lists all nested tables created using features from the Objects Option.
Lists all tables created using features from the Objects Option.
Lists the REF columns and attributes for objects.
Lists attributes of all types.
Lists methods created to support each type defined in DBA_TYPES.
Lists all types created.