A conceptual data model can be expressed using a graphical notation, such as an entity-relationship diagram (ERD), or a textual notation, such as a data dictionary.

An enterprise conceptual data model is often seen as a high mountain to be climbed, a journey that will last a lifetime. People have visions of 10 feet or more of wall in the corporate offices ...

Abstract: This paper presents an ATL-based automatic generator of the initial conceptual database model. The implemented generator takes the detailed UML business activity diagram as the source ...