Handling failing RDF queries: from diagnosis to relaxation.
Géraud FokouStéphane JeanAllel HadjaliMickaël BaronPublished in: Knowl. Inf. Syst. (2017)
Keyphrases
- query language
- rdf data
- query processing
- data sources
- data model
- fault diagnosis
- efficient processing
- query evaluation
- sparql queries
- semantic web
- databases
- rdf graphs
- query engine
- query logs
- user queries
- web search engines
- relational data
- linked data
- response time
- search queries
- medical diagnosis
- model based diagnosis
- semantic query
- database
- data structure
- objective function
- owl dl ontologies
- knowledge base
- semantic data
- database systems
- iterative algorithms
- tree patterns
- query formulation
- statistical databases
- complex queries
- topic maps