PPT Slide
Efficient support for collection types
- Multivalued attributes (e.g., Project.team)
- Flavors: set, multiset, array, list, ...
- Need to integrate into SQL, support querying well
- Some experience from a first prototype
Other activities (and open problems)
- Java mappings & bindings for O-R data
- XML & data-centric web sites ("d-commerce")
- Business object servers (caching/consistency)
- Heterogeneous data & O-R database systems
- User-defined and/or external indexing
- Optimizer "hooks" for new data types
- Etc.!
Other Exploratory O-R Work