Extending Query-Subquery Nets for Deductive Databases under the Well-Founded Semantics.
Son Thanh CaoLinh Anh NguyenNgoc Thanh NguyenPublished in: Cybern. Syst. (2017)
Keyphrases
- deductive databases
- query evaluation
- semantic query optimization
- integrity constraints
- query processing
- query language
- logical implication
- query optimization
- fixpoint
- logic programming
- response time
- disjunctive deductive databases
- declarative language
- conjunctive queries
- database
- model theoretic
- declarative semantics
- closed world assumption
- xml data
- data complexity
- data management
- constraint checking
- integrity checking
- xpath queries
- query optimizer
- hypothetical reasoning
- semantics of logic programs
- semantic query
- range queries
- object oriented
- data sources
- high level
- machine learning