Parallelizing join computations of SPARQL queries for large semantic web databases.
Jinghua GroppeSven GroppePublished in: SAC (2011)
Keyphrases
- web databases
- sparql queries
- query optimization
- database systems
- deep web
- graph model
- database
- user queries
- databases
- query processing
- rdf data
- cost model
- query interface
- key technologies
- relational algebra
- database server
- query language
- structured data
- join algorithms
- query formulation
- web pages
- data warehousing
- query evaluation
- semantic web
- graph patterns
- search engine
- data model
- database technology
- semi structured
- natural language
- data management
- case study
- web users
- data types
- social networks
- query plan
- information retrieval systems
- data sources