How to Determine the Expressive Power of Constraints.
Peter JeavonsDavid A. CohenMarc GyssensPublished in: Constraints An Int. J. (1999)
Keyphrases
- expressive power
- first order logic
- query language
- transitive closure
- constraint query languages
- computational properties
- data complexity
- relational algebra
- constraint satisfaction
- linear constraints
- relational calculus
- aggregate functions
- database query languages
- integrity constraints
- data mining
- expert systems
- artificial intelligence
- relation algebra
- machine learning