Type Inheritance « Object Oriented « Oracle PL/SQL Tutorial

32.5.Type Inheritance
32.5.1.Type Inheritance
32.5.2.The NOT FINAL clause indicates that object can be inherited from when defining another type.
32.5.3.NOT FINAL clause
32.5.4.Insert data into table with inheritecd columns
32.5.5.select from inherited object columns
32.5.6.NOT INSTANTIABLE Object Types
32.5.7.Query table with sub type column
32.5.8.Insert into table with sub type column