|Autors: HUNYADI,D.I., MUSAN,M.A.|
Title: Data Modeling at Conceptual Level.Object-Role Modeling (ORM)
Keywords: Object-Role Modeling (ORM), FORML (Formal Object-Role Modeling Language), ER diagrams, CSDP, abstraction mechanism, semantic stability, semantic relevance, formal foundation
Abstract: This paper provides an overview of Object-Role Modeling (ORM), a fact-oriented method for performing information analysis at the conceptual level. It provides both a graphical and textual languages and a procedure which guides the use of the languages. The article is structured in two main parts. The first part presents an overview of ORM along a real example, while the second part of the article makes a comparison between ORM and UML from the conceptual data modeling perspective.
Вид: публикация в национален форум