The resilience of conjunctive queries with inequalities.
Biao QinDeying LiChunlai ZhouPublished in: Inf. Sci. (2022)
Keyphrases
- conjunctive queries
- query answering
- query evaluation
- integrity constraints
- data complexity
- query language
- np complete
- data exchange
- decision procedures
- query containment
- query rewriting
- special case
- probabilistic databases
- unions of conjunctive queries
- datalog programs
- relational databases
- schema mappings
- np hard
- bounded treewidth
- boolean expressions
- conjunctive query containment
- answering queries using views
- dl lite
- relational queries
- regular path queries
- multi agent systems
- tight complexity bounds
- conjunctive regular path queries