Controlled Query Evaluation with Open Queries for a Decidable Relational Submodel.
Joachim BiskupPiero A. BonattiPublished in: FoIKS (2006)
Keyphrases
- query evaluation
- transitive closure
- query language
- conjunctive queries
- query processing
- deductive databases
- probabilistic databases
- data complexity
- data model
- xml data
- data management
- combined complexity
- relational data
- native xml
- query containment
- constraint databases
- aggregate functions
- universal quantification
- relational databases
- exptime complete
- efficient query evaluation
- query answers
- relational calculus
- processing queries
- inverted lists
- tree pattern queries
- query engine
- first order logic
- database schema
- recursive queries
- datalog programs
- xpath queries
- relational algebra
- query processing strategies
- database systems