Pushing extrema aggregates to optimize logic queries.
Filippo FurfaroSergio GrecoSumit GangulyCarlo ZanioloPublished in: Inf. Syst. (2002)
Keyphrases
- query language
- query processing
- web search engines
- response time
- aggregate functions
- data sources
- database
- complex queries
- query logs
- query evaluation
- aggregation queries
- multiscale
- range queries
- efficient processing
- logic programming
- aggregate queries
- multi valued
- database queries
- statistical databases
- summary tables
- indexing techniques
- modal logic
- expressive power
- data management
- multi dimensional
- data streams
- information retrieval