Keyphrases
- statistical models
- relational model
- relational databases
- data model
- database technology
- relational algebra
- data modeling
- complex objects
- functional dependencies
- incomplete information
- relational models
- nested relations
- relational database systems
- spatial databases
- database systems
- conceptual model
- database
- normal form
- distributed systems
- databases
- xml schema
- semi automatic
- multi dimensional
- multi agent