@117cloud/mdm

mdm

master data modeling

data source

data model

suppose we are building an online website for searching books. We are going to model this with Book, Author, Publisher.

These data model has the following schema:

DataModel Book {
    id string, required, pk
    name string, required, unique
    authorId string, required, Ref<Author> 
    publisherId string, required, Ref<Publisher>
    publishedAt timestamp 
}

DataModel Author {
    id string, required, pk
    name string, required
}

DataModel Publisher {
    id string, required, pk
    name string, required
}

Relation AuthorPublisher {
    id string, required, pk
    authorId string, required, Ref<Author>
    publisherId string, required, Ref<Publisher>
}