rakenne/doc/erd-dsl.md

Entity-Relationship Diagrams - Domain Specific Language

Goals

Example

An entity User

ENTITY User {
    id: UUID,
    password_hash: VARCHAR(250),
    role: VARCHAR(10),
    created_at: DATETIME,
    updated_at: DATETIME
}

An entity Url

ENTITY Url {
    id: VARCHAR(250),
    custom_id: VARCHAR(250),
    source_url: TEXT,
    short_url: VARCHAR(250),
    created_at: DATETIME,
    updated_at: DATETIME,
    expires_at: DATETIME
};

An relationship ManageLinks

RELATIONSHIP ManagesLinks {
  LINK User (1, 1),
  LINK Url (0, N),
};