SPARQL Update queries over R2RML mapped data sources.
Jörg UnbehauenMichael MartinPublished in: GI-Jahrestagung (2017)
Keyphrases
- data sources
- query language
- data model
- linked data
- data integration
- rdf data
- structured data
- sparql queries
- databases
- data warehouse
- data integration systems
- query processing
- data collections
- web search engines
- integrating heterogeneous
- response time
- expressive power
- database
- frequent updates
- rdf graphs
- query engine
- heterogeneous data sources
- query evaluation
- relational algebra
- information retrieval
- efficient processing
- sql queries
- update operations
- range queries
- data exchange
- view maintenance
- query optimization
- database management systems
- deep web data sources