For now, I’ll focus on one aspect of UML: the elements of a class diagram ... Dependency A using relationship between entities implying a change in specification of one entity may affect ...

It can be beneficial to show the attributes of each entity as part of an entity relationship diagram. There are two ways to do this: In these examples the words 'is used on' appear on the line ...

Occasionally one sees an entity-relationship diagram (ERD) having an unusual characteristic. The unusual element is an entity (or more than one) that seems to have a relationship with every other ...

Similarly, specialised notations such as the Feynmann notation or the process flow diagrams did a lot for ... 1.2 of the first level of the SBGN Entity Relationship language.