There are two major types of UML diagrams: structure diagrams and behavioral diagrams (and within those categories lie multiple others). These variations exist to represent the numerous types of ...

In data modeling, the constraint always applies ... But the notation (and even the UML Class diagram notation with its “behavior”) is not an appropriate tool for doing this. Other notations, from ...

When we work with dynamic diagrams, such as sequence diagrams and collaborations ... look at the notation proposedto represent relational data models in the UML. The UML Data Model Profile The Data ...

UML database notation diagrams are used to model the structure of a database. These diagrams may be hierarchical, relational, and graphed as networks—or even trees—and are a great visual tool for ...

This repository contains the DFC UML model representing the DFC ontology. A model is more precise than an ontology. When implemented, it allows an application to use the concepts defined in the ...

Considering the fuzziness of data and the dynamic development of objects, the model can describe the fuzzy spatiotemporal objects better, and make the model dynamic. At the same time, the operation of ...

To achieve this goal, meta-models of the source model and target model are built by simplifying the definition of the UML class diagram and studying the Cassandra data model respectively. An ...

UML has one feature that is very useful for validating a data model: instance diagrams. They are a bit complicated to describe here in detail; but, in essence, they allow you to specify a set of ...