On the equivalence and rewriting of aggregate queries.
Stéphane GrumbachMaurizio RafanelliLeonardo TinininiPublished in: Acta Informatica (2004)
Keyphrases
- aggregate queries
- queries using views
- aggregation functions
- datalog programs
- data cube
- query processing
- probabilistic xml
- efficient computation
- probabilistic databases
- aggregate functions
- approximate answers
- conjunctive queries
- data mining
- data structure
- query containment
- query rewriting
- feature selection
- database management systems
- multi dimensional