Keyphrases
- query processing
- user queries
- query evaluation
- range queries
- database queries
- complex queries
- query formulation
- original query
- efficient processing
- query answers
- multiple queries
- response time
- answering queries
- boolean queries
- query result
- queries involving
- query types
- processing queries
- database
- search queries
- range sum queries
- probabilistic databases
- aggregate queries
- quantum computation
- result set
- query terms
- query complexity
- relational queries
- query rewriting
- data sources
- retrieval systems
- semantic query
- web queries
- query logs
- spatial queries
- query suggestion
- query containment
- pre computed
- cost model
- retrieval process
- query plan
- search engine
- data structure
- approximate answers
- query engine
- web search engines
- query refinement
- query execution
- inverted index
- query interface
- query answering
- query language
- query optimization
- search logs
- query specific
- recursive queries
- exact answers
- visual query language
- database systems
- exact match
- relevance feedback
- quantum mechanics
- correct answers
- multi dimensional
- web search
- keyword queries
- query expansion
- xpath queries
- conjunctive queries
- selectivity estimation
- indexing techniques
- data objects
- rdf data
- information retrieval