PlantUML support ER diagrams although it is not yet documented.
* https://github.com/plantuml/plantuml/pull/31
Please add an ER Diagram sample to the editor – see below.
@startuml
hide circle
hide empty members
entity Entity {
* identifying_attribute
—
* mandatory_attribute
optional_attribute
}
‘ zero or one
A |o–o| B
‘ exactly one
C ||–|| D
‘ zero or many
E }o–o{ F
‘ one or many
G }|–|{ H
@enduml
Thanks,
Werner