Keyphrases
- database
- query processing
- query language
- response time
- query formulation
- range queries
- efficient processing
- probabilistic databases
- answering queries
- web search engines
- user defined
- information retrieval
- complex queries
- database queries
- query logs
- user queries
- query evaluation
- data sources
- aggregate queries
- intrusion detection system
- retrieval systems
- information retrieval systems
- multi dimensional
- query interface
- web search
- relational databases
- image retrieval