1.5. UML

In this lecture we look at...
[Section notes PDF 86Kb].

1.5.01. UML diagrams

Not just one type of diagram
ER Entities -> UML objects
Adds scope to include methods

a simple UML class

1.5.03. Simple UML relationship diagram

Classes

Attributes
Methods

Relationships

Participation
Cardinality
Roles

1.5.04. UML inheritance

Notion of inheritance

Java parallel
'is a' relationships
Database Student

is a Computer Science Student

is an Engineering Faculty Student
- is a Student

Inheritance hierarchies

UML diagrams can be used to show inheritance

1.5.05. UML diagram

Classes
Relationships
Inheritance