HadoopSPARQL: A Hadoop-Based Engine for Multiple SPARQL Query Answering.
Chang LiuJun QuGuilin QiHaofen WangYong YuPublished in: ESWC (Satellite Events) (2012)
Keyphrases
- query answering
- data exchange
- data integration
- integrity constraints
- conjunctive queries
- query rewriting
- answering queries
- data complexity
- data model
- incomplete information
- inconsistent databases
- query language
- data management
- xml data exchange
- query relaxation
- datalog programs
- schema mappings
- data analysis
- semantic web
- linked data
- special case
- database systems
- knowledge base
- dl lite
- decision making
- data mining
- data sets