In a relational database, it is necessary to define the relationship that exists between different entities ... attributes of each entity as part of an entity relationship diagram.

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 ...

Package diagram Package diagrams are a form of a class diagram. The difference is that a package diagram shows the relationships between the individual packages. You can think of a package diagram ...