properties, you can create your custom fields for storing the data. In the properties, you can also store the
id of an existing object. Then you can fetch the data with
model(join_on_property: String!) or the
user(join_on_property: String!) field in GraphQL.
In order to export/import data with relations preserved, you need to define them in model schema files using the
name: house properties: - name: address type: string
name: cars properties: - name: color type: string - name: house_id type: integer belongs_to: house