Keyphrases
- source code
- sparql queries
- rdf data
- open source
- query optimization
- relational algebra
- graph model
- software systems
- query language
- query formulation
- cost model
- graph patterns
- software repositories
- sql queries
- semantic web
- expressive power
- query evaluation
- storage and retrieval
- linked data
- query processing
- information systems
- information retrieval systems
- object oriented