Efficient Processing of RDF Queries with Nested Optional Graph Patterns in an RDBMS.
Artem ChebotkoShiyong LuMustafa AtayFarshad FotouhiPublished in: Int. J. Semantic Web Inf. Syst. (2008)
Keyphrases
- efficient processing
- graph patterns
- rdf data
- query processing
- sparql queries
- range queries
- twig queries
- relational database systems
- xml data
- semantic web
- efficient implementation
- graph databases
- query language
- continuous queries
- query optimization
- data management
- join operations
- pattern mining
- databases
- metadata
- graph mining
- join algorithms
- storage and retrieval
- index structure
- database systems
- r tree
- user queries
- similarity search
- cost model
- keyword queries
- query evaluation
- data sources
- association rules