We can use @DbForeignKey to control the foreign key DDL that is generated by ebeean.

noConstraint = true

In the following example noConstraint = true is used such that no foreign key constraint is generated.

@DbForeignKey(noConstraint = true)
Customer customer;

onDelete/onUpdate ConstraintMode

We can specify ConstraintMode for onDelete or onUpdate.

The ConstraintMode can be one of RESTRICT, SET_NULL, SET_DEFAULT, or CASCADE.

Address address;