UML class diagrams. UML class diagrams model the structure of applications by specifying the system’s hierarchies, ... These diagrams depict both the logical and physical design of a system and are ...

UML, or Unified Modeling Language, is a standard way of visualizing and documenting the structure, behavior, and interactions of a software system. UML diagrams are graphical representations of ...

A logical data model can be expressed using different notations, such as entity-relationship diagrams (ERDs), UML class diagrams, or object-role modeling (ORM). Add your perspective ...

Data modelling layers: do you wanna get logical or physical. 10. An introduction to data models. David Norfolk . Thu 14 Jun 2007 // 16:06 UTC . Reg Developer: Can't UML be ... Reg Developer: Can't UML ...

Its adherents claim that UML’s “Class Model” is the rightful successor to the data model. Others are not convinced. The fact of the matter is that the intellectual underpinnings and the orientation of ...

Abstract: An important conceptual modeling activity in the development of database, object-oriented and agent-oriented systems is the capture and expression of domain constraints governing underlying ...

The main motivation behind this tool is to allow (UML) data modeling before and during the implementation of the database editing interface and your website. Other tools already allow you to do the ...

Although Object Management Group (OMG) Unified Modeling Language (UML) introduced Object Constraint Language (OCL) to add formalism as constraints in its models, it still lacks formal semantics and ...

The Data Model Profile is a UML extension that supports the modeling of relational databases in UML. It includes custom extensions for such things as tables, data base schema, table keys, triggers, ...

Concepts such as identifiers/primary keys, for example, are not expressed in a UML class diagram. A conceptual data model is designed to be easily mapped to a logical data model. UML is more suited to ...