Keyphrases
- object oriented
- definition language
- relational databases
- object oriented databases
- data model
- multiple inheritance
- conceptual model
- semantic information
- programming language
- database
- formal semantics
- database applications
- query language
- information systems
- definite clause
- object oriented data models
- programming interface
- data warehousing
- domain knowledge
- case study
- neural network
- databases