Keyphrases
- response time
- query processing
- efficient processing
- incremental learning
- query language
- query evaluation
- web search engines
- database queries
- query types
- user queries
- complex queries
- query formulation
- probabilistic databases
- aggregate queries
- pre computed
- range queries
- data sources
- learning algorithm
- search queries
- database
- inverted index
- incremental version
- query logs
- user defined
- retrieval systems
- linear programming
- data management
- web search
- database systems
- data sets