Based on the Information Engineering notation.
This is an extension to the existing Class Diagram
. This extension adds:
- Additional relations for the Information Engineering notation.
entity alias that maps to the class diagram
- An additional visibility modifier
* to identify mandatory attributes.
Otherwise, the syntax for drawing diagrams is the same as for class diagrams. All other features of class diagrams are also supported.
| Zero or One
| Exactly One
| Zero or Many
| One or Many
Again, this is the normal class diagram syntax (aside from use of
). Anything that you can do in a class diagram can be done here.
visibility modifier can be used to identify mandatory attributes. A space can be used after the modifier character to avoid conflicts with the creole bold:
Currently the crows feet do not look very good when the relationship is drawn at an angle to the entity. This can be avoided by using the