brendalong / mermaid-swimming

Testing some MD with Mermaid

https://mermaid-js.github.io/mermaid/#/examples

erDiagram
    CUSTOMER ||--o{ ORDER : places
    CUSTOMER {
        string name
        string custNumber
        string sector
    }
    ORDER ||--|{ LINE-ITEM : contains
    ORDER {
        int orderNumber
        string deliveryAddress
    }
    LINE-ITEM {
        string productCode
        int quantity
        float pricePerUnit
    }

pie
    title Key elements in Product X
    "Calcium" : 42.96
    "Potassium" : 50.05
    "Magnesium" : 10.01
    "Iron" :  5

##

    erDiagram
    CAR ||--o{ NAMED-DRIVER : allows
    CAR {
        string allowedDriver FK "The license of the allowed driver"
        string registrationNumber
        string make
        string model
    }
    PERSON ||--o{ NAMED-DRIVER : is
    PERSON {
        string driversLicense PK "The license #"
        string firstName
        string lastName
        int age
    }