Reference scheme reduction on subtypes in ORM

• Main Authors: Carver, Andy, Halpin, Terry
• Format: Teaching Resource
• Published: Springer Berlin Heidelberg 2013
• Subjects: Q Science (General); QA75 Electronic computers. Computer science
• Online Access: http://eprints.intimal.edu.my/82/; http://link.springer.com/chapter/10.1007/978-3-642-41033-8_59
• Institution: INTI International University

Object-Role Modeling (ORM) allows composite reference schemes for object types to be portrayed using either objectification (in the sense of situational nominalization) or coreference (as defined in ORM rather than linguistics). In practical modeling, cases can arise where a subtype of a compositely...