Diversity of Answers to Conjunctive Queries.
Timo Camillo MerklReinhard PichlerSebastian SkritekPublished in: CoRR (2023)
Keyphrases
- conjunctive queries
- queries using views
- query evaluation
- query answering
- integrity constraints
- np complete
- data complexity
- query language
- query answers
- query rewriting
- data exchange
- special case
- decision procedures
- datalog programs
- probabilistic databases
- query containment
- complexity of query answering
- relational queries
- deductive databases
- schema mappings
- transitive closure
- expressive power
- data integration
- bounded treewidth
- regular path queries
- databases