PPT Slide
Database support for Objects 1986
- why?
managing traditional business data = understood
Approaches:
- extended-relational systems
- persistent programming languages
- object-oriented databases
- database system toolkits/components
Complications introduced
- unlike RDBMS, no complete description of query
- multiple implementations of types affects set processing
- complex, huge objects can wastefully take up memory
- defining, maintaining indexes
- maintaining statistics for optimization