List of Figures

• 1-1 Object Type and Object Instances
• 1-2 Object Attributes and Methods
• 1-3 A Type Hierarchy
• 2-1 Supertypes and Subtypes in Type Hierarchy
• 2-2 Hierarchy of Types
• 6-1 Object Type Hierarchy
• 6-2 Flat Storage Model for Object View Hierarchy
• 6-3 Horizontal Storage Model for Object View Hierarchy
• 6-4 Vertical Storage Model for Object View Hierarchy
• 9-1 Representation of the people_reltab Relational Table
• 9-2 Nested Table Storage
• 9-3 Object-Relational Representation of the people_objtab Object Table
• 9-4 Object-Relational Representation of the projects_objtab Object Table