On the Efficiency of Query-Subquery Nets with Right/Tail-Recursion Elimination in Evaluating Queries to Horn Knowledge Bases.
Son Thanh CaoPublished in: ICCSAMA (2015)
Keyphrases
- query processing
- query evaluation
- user queries
- query optimization
- complex queries
- result quality
- queries involving
- database queries
- query formulation
- original query
- knowledge base
- efficient processing
- response time
- range queries
- answering queries
- search queries
- query types
- multiple queries
- database
- search quality
- query terms
- boolean queries
- query answers
- query complexity
- retrieval systems
- query result
- aggregate queries
- result set
- deductive databases
- cost model
- query rewriting
- selectivity estimation
- probabilistic databases
- relational queries
- data sources
- query suggestion
- web queries
- semantic query
- transitive closure
- search engine
- query execution
- web search engines
- query plan
- exact match
- query language
- query containment
- exact answers
- query specific
- query refinement
- xpath queries
- inverted index
- search logs
- query patterns
- indexing techniques
- complex objects
- retrieval process
- pre computed
- information retrieval systems
- conjunctive queries
- keywords
- keyword queries
- query expansion
- approximate answers
- skyline queries
- data objects
- retrieval quality
- description logics
- web search
- xml data
- xml documents
- data complexity