Technical Perspective: Conjunctive Queries with Comparisons.
Stijn VansummerenPublished in: SIGMOD Rec. (2023)
Keyphrases
- conjunctive queries
- query answering
- integrity constraints
- query evaluation
- np complete
- data complexity
- query language
- data exchange
- decision procedures
- special case
- probabilistic databases
- query rewriting
- query containment
- conjunctive query containment
- datalog programs
- boolean expressions
- containment of conjunctive queries
- conjunctive regular path queries
- schema mappings
- data integration
- deductive databases
- relational queries
- bounded treewidth
- unions of conjunctive queries
- consistent query answering
- data warehouse
- query processing
- databases