Complexity and Approximation of Fixing Numerical Attributes in Databases Under Integrity Constraints
Leopoldo E. BertossiLoreto BravoEnrico FranconiAndrei LopatenkoPublished in: CoRR (2005)
Keyphrases
- integrity constraints
- numerical attributes
- inclusion dependencies
- databases
- database integrity
- null values
- integrity checking
- functional dependencies
- numerical data
- rule induction
- association rules
- query answering
- relational databases
- conjunctive queries
- foreign key
- xml documents
- action rules
- database systems
- consistent query answering
- subgroup discovery
- database
- data structure
- data management
- inconsistent databases
- categorical data
- attribute values
- rough sets
- metadata