Bottom-Up Query Evaluation with Partially Ordered Defaults.
Stefan BrassUdo W. LipeckPublished in: DOOD (1993)
Keyphrases
- query evaluation
- partially ordered
- partial order
- modal operators
- query language
- conjunctive queries
- query processing
- data management
- data complexity
- event calculus
- deductive databases
- xml data
- expressive power
- partial ordering
- totally ordered
- default logic
- transitive closure
- efficient query evaluation
- querying xml documents
- probabilistic databases
- query engine
- knowledge representation
- disjunctive deductive databases
- signature file
- inverted lists
- databases
- logic programming
- graphical models
- information retrieval systems
- null values
- data model
- xml streams
- xml documents
- data mining