Towards benefit-based RDF source selection for SPARQL queries.
Katja HoseRalf SchenkelPublished in: SWIM (2012)
Keyphrases
- sparql queries
- source selection
- rdf data
- data fusion
- relational algebra
- query language
- graph model
- distributed information retrieval
- query formulation
- query optimization
- rdf graphs
- semantic web
- storage and retrieval
- graph patterns
- data model
- database systems
- sql queries
- regular expressions
- database
- relational model
- linked data
- query patterns
- expressive power
- federated search
- xml data
- knowledge base
- web pages