PPT Slide
V5.2 of UDB contains new O-R features
- Structured types with inheritance
- Object tables and table hierarchies
- References and path expressions
- Object views and view hierarchies
Moreover, so does the SQL3 standard
- Includes object views and user-defined references
- IBM, Oracle, Informix heading in same general direction
Work continuing on O-R extensions
- Let's have a brief look...
Where We Are Today in UDB