Answering UCQs under updates and in the presence of integrity constraints.
Christoph BerkholzJens KeppelerNicole SchweikardtPublished in: CoRR (2017)
Keyphrases
- integrity constraints
- query answering
- database transactions
- deductive databases
- integrity checking
- functional dependencies
- constraint checking
- conjunctive queries
- database integrity
- database schema
- inclusion dependencies
- active databases
- answering queries
- data complexity
- xml documents
- null values
- databases
- schema integration
- active rules
- correctness criterion
- multi dimensional