Characterizing and Computing Causes for Query Answers in Databases from Database Repairs and Repair Programs.
Leopoldo E. BertossiPublished in: FoIKS (2018)
Keyphrases
- inconsistent databases
- query answers
- consistent query answering
- consistent answers
- database
- databases
- integrity constraints
- query answering
- consistent query answers
- data exchange
- query evaluation
- stable model semantics
- query rewriting
- aggregate queries
- error bounds
- relational databases
- database applications
- null values
- database systems
- data integration
- conjunctive queries
- answer sets
- database queries
- datalog programs
- probabilistic databases
- query language
- data sets
- metadata
- logic programs
- data cleaning
- data model
- functional dependencies
- efficient computation
- data mining
- incomplete information