Mastro
E641816
Mastro is an Ontology-Based Data Access (OBDA) system that enables querying relational data sources through an ontology layer using high-level semantic queries.
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
OBDA system
ⓘ
Ontology-Based Data Access system ⓘ software system ⓘ |
| aimsAt |
decoupling data sources from applications
ⓘ
providing a semantic view over data ⓘ |
| belongsToCategory |
data access middleware
ⓘ
ontology-based systems ⓘ |
| enables |
access to relational data via ontology
ⓘ
virtual integration of data sources ⓘ |
| goal | enable querying relational data through an ontology layer ⓘ |
| hasComponent |
mapping engine
ⓘ
ontology reasoner ⓘ query rewriting engine ⓘ |
| hasDomain | Ontology-Based Data Access NERFINISHED ⓘ |
| hasFeature |
ontology-based query answering
ⓘ
semantic abstraction over data ⓘ support for high-level queries ⓘ virtual data integration ⓘ |
| hasInput |
mapping specification
ⓘ
ontology ⓘ relational database ⓘ |
| hasOutput | query answers over data ⓘ |
| implements | OBDA principles ⓘ |
| isUsedFor |
data integration
ⓘ
information access ⓘ semantic interoperability ⓘ |
| maps | ontology predicates to relational schemas ⓘ |
| operatesOn |
database instances
ⓘ
relational schemas ⓘ |
| performs |
query rewriting
ⓘ
query unfolding ⓘ |
| reliesOn |
logical mappings
ⓘ
ontologies ⓘ |
| separates | conceptual level from data level ⓘ |
| supports |
OBDA scenarios
ⓘ
SPARQL queries ⓘ conjunctive queries ⓘ high-level semantic queries ⓘ |
| supportsTask |
query answering over relational data
ⓘ
querying relational data sources ⓘ semantic query answering ⓘ |
| targets |
RDBMS
ⓘ
relational database management systems ⓘ |
| uses |
database query processing
ⓘ
logical reasoning ⓘ mapping assertions ⓘ ontology layer ⓘ ontology-mediated queries ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.