Relationship One to Many Existing

Create relationship One to Many Existing

Concept

The "One-to-Many-Existing" relationship enables to add a tab reprensenting instances of another entity ( target entity must exist ) in order to create a link between them.It is thus possible to create instances of the target entity that is linked to the primary entity.

You can define which field must be displayed in the drop-down list with keyword "using" (by default ID of target entity is displayed)

ExempleEnglish

entity SourceEntity has many existing TargetEntity ( through field NameOffield )

ComplémentExample

entity Car has many existing Wheel called Wheels

ExempleFrench

entité EntitéSource a plusieurs EntitéCible existant( en utilisant NomChamp )

ComplémentExample

entité Equipe a plusieurs Joueur existant

Delete relationship "Has Many existing"