Keyphrases
- constraint satisfaction
- view update
- constraint satisfaction problems
- functional dependencies
- database
- heuristic search
- constraint propagation
- constraint programming
- partial order
- constraint relaxation
- xml views
- arc consistency
- russian doll search
- formally define
- soft constraints
- databases
- decision support system
- xml documents
- constraint solving
- relational databases
- optimal solution
- machine learning