Keyphrases
- databases
- theoretical basis
- database
- theoretical framework
- relational databases
- data collection
- knowledge discovery
- information systems
- relational database theory
- data analysis
- data model
- data management
- database applications
- formal theory
- decision making
- artificial intelligence
- semantic relations
- information theory
- neural network
- general theory
- data dependencies
- relational data model
- null values