Thanks for the clarification, I put in the ForeignKey in employee class and is working. Regards!
2011/4/27 Tom Evans <tevans...@googlemail.com> > On Sun, Apr 17, 2011 at 9:21 PM, W Craig Trader <craig.tra...@gmail.com> > wrote: > > If your goal is to have an employee object that has direct access to all > of > > its related person object, and whose only new data field is a reference > to > > an address object, then you should change the Employee model to this: > > > > class Address(models.Model): > > pass > > > > class Person(models.Model): > > name = models.CharField(max_length=50) > > date_inclusion = models.DateField() > > > > class Employee(models.Model): > > person = models.OneToOneField(Person) > > address = models.ForeignKey(Address) > > > > Just to point out, this is MTI reinvented, without any of the Django > syntactic magic sprinkled on top. It is exactly equivalent to this: > > class Address(models.Model): > pass > > class Person(models.Model): > name = models.CharField(max_length=50) > date_inclusion = models.DateField() > > class Employee(Person): > address = models.ForeignKey(Address) > > """ > The second type of model inheritance supported by Django is when each > model in the hierarchy is a model all by itself. Each model > corresponds to its own database table and can be queried and created > individually. The inheritance relationship introduces links between > the child model and each of its parents (via an automatically-created > OneToOneField). > """ > > > http://docs.djangoproject.com/en/1.3/topics/db/models/#multi-table-inheritance > > Cheers > > Tom > > -- > You received this message because you are subscribed to the Google Groups > "Django users" group. > To post to this group, send email to django-users@googlegroups.com. > To unsubscribe from this group, send email to > django-users+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/django-users?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to django-users@googlegroups.com. To unsubscribe from this group, send email to django-users+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/django-users?hl=en.
