Tables with Nulls and Functional Dependencies: Explanation and Quality of Query Answers.
Dominique LaurentNicolas SpyratosPublished in: MEDES (2023)
Keyphrases
- functional dependencies
- inclusion dependencies
- query answers
- query answering
- integrity constraints
- relational model
- relational algebra
- null values
- database design
- normal form
- relational databases
- inconsistent databases
- data exchange
- conflict free
- data dependencies
- databases
- query evaluation
- database
- xml documents
- error bounds
- multi dimensional
- aggregate queries
- probabilistic databases
- incomplete information
- complex objects
- conjunctive queries
- object oriented
- case study