Cost- and Robustness-Based Query Optimization for Linked Data Fragments.
Lars HelingMaribel AcostaPublished in: ISWC (1) (2020)
Keyphrases
- query optimization
- linked data
- cost estimation
- linked open data
- database systems
- query plan
- cost model
- query processing
- semantic web
- execution plan
- join operators
- query execution
- cardinality estimation
- multidatabase systems
- structured data
- data integration
- xml data
- record linkage
- data sources
- query scheduling
- database
- continuous queries
- query optimizer
- selectivity estimation
- query optimizers
- databases
- data streams
- information retrieval