Analytical Synopses for Approximate Query Answering in OLAP Environments.
Alfredo CuzzocreaUgo MatrangoloPublished in: DEXA (2004)
Keyphrases
- approximate query answering
- query optimization
- aggregate queries
- multi dimensional
- selectivity estimation
- data cube
- approximate answers
- data warehouse
- xml data
- on line analytical processing
- database systems
- query processing
- databases
- cost model
- query execution
- efficient computation
- real world
- data model
- data analysis
- data partitioning