Efficient Execution of Top-K SPARQL Queries.
Sara MagliacaneAlessandro BozzonEmanuele Della VallePublished in: ISWC (1) (2012)
Keyphrases
- efficient execution
- sparql queries
- query processing
- query optimization
- rdf data
- cost model
- database systems
- query execution
- xml data
- query evaluation
- efficient processing
- relational database systems
- data management
- similarity search
- index structure
- range queries
- r tree
- continuous queries
- query result
- relational algebra
- query language
- database
- user defined
- user queries
- join algorithms
- pattern matching
- response time
- query optimizer