Optimizing Multi-Query Evaluation in Federated RDF Systems.
Peng PengQi GeLei ZouM. Tamer ÖzsuZhiwei XuDongyan ZhaoPublished in: IEEE Trans. Knowl. Data Eng. (2021)
Keyphrases
- query evaluation
- query language
- query processing
- deductive databases
- conjunctive queries
- databases
- query engine
- transitive closure
- distributed systems
- data complexity
- probabilistic databases
- disjunctive deductive databases
- efficient query evaluation
- data model
- data sets
- semantic web
- xml data
- special case
- metadata
- formal semantics
- sparql queries
- querying xml documents