Keyphrases
- temporal reasoning
- constraint databases
- temporal data
- temporal information
- temporal constraints
- transitive closure
- linear constraints
- qualitative and quantitative
- query language
- fixed point
- temporal knowledge
- geographic information systems
- query evaluation
- relational databases
- object oriented
- first order logic
- computer vision
- temporal patterns
- spatial databases
- database theory
- expressive power
- databases
- interval algebra