Approximate Query Answering in Locally Closed Databases.
Alvaro Cortés-CalabuigMarc DeneckerOfer ArieliMaurice BruynooghePublished in: AAAI (2007)
Keyphrases
- approximate query answering
- databases
- query optimization
- aggregate queries
- multi dimensional
- data warehouse
- data cube
- selectivity estimation
- xml data
- database systems
- approximate answers
- query processing
- data model
- data management
- database
- knowledge discovery
- relational databases
- cost model
- efficient computation
- data structure
- data warehousing
- decision support
- complex queries
- data integration
- database management systems
- data sources
- xml documents