Uniform Reliability of Self-Join-Free Conjunctive Queries.
Antoine AmarilliBenny KimelfeldPublished in: Log. Methods Comput. Sci. (2022)
Keyphrases
- conjunctive queries
- join queries
- primary key
- query answering
- integrity constraints
- query evaluation
- np complete
- data complexity
- query language
- data exchange
- query rewriting
- decision procedures
- probabilistic databases
- special case
- query processing
- query containment
- datalog programs
- conjunctive regular path queries
- incomplete information
- query optimization
- regular path queries
- conjunctive query containment
- relational data
- relational queries
- tuple generating dependencies
- containment of conjunctive queries
- queries using views
- schema mappings
- expressive power
- unions of conjunctive queries
- data mining
- answering queries using views