RCQ-GA: RDF Chain Query Optimization Using Genetic Algorithms.
Alexander HogenboomViorel MileaFlavius FrasincarUzay KaymakPublished in: EC-Web (2009)
Keyphrases
- query optimization
- genetic algorithm
- sparql queries
- database systems
- cost model
- relational data
- semantic web
- query processing
- data model
- metadata
- linked data
- xml data
- cost estimation
- query optimizer
- query execution
- cardinality estimation
- approximate query answering
- simulated annealing
- query scheduling
- multidatabase systems
- query language
- optimization method
- recursive queries
- data sources
- databases
- rdf data
- integrity constraints
- selectivity estimation
- multi dimensional
- data placement
- query optimizers
- evolutionary algorithm
- database queries
- relational model
- database
- index structure
- data warehouse