Hmmm... this seems to be a common issue... extending already existing records Would be nice if there were a way to create the child, specify the pk and do a "save child only"
On Apr 30, 9:04 am, AmanKow <[EMAIL PROTECTED]> wrote: > Assuming ACT is your class name: > > ct = #... get the content type instance to extend here, or obtain the > pk in whatever way > ct_pk= ct.pk > existing_ct_as_dict=ContentType.objects.get(pk=ct_pk).values()[0] > act = ACT(**existing_ct_as_dict #, your extended keyword vars) > act.save() > > You must fetch and set all the fields in the content type, if you save > from the child, and you haven't set the fields other than the pk, they > will be overwritten with default values > > On Apr 29, 11:46 pm, medhat <[EMAIL PROTECTED]> wrote: > > > Hi, > > > QS-rf in general and model inheritance in particular are really cool. > > I have been waiting for them for a long time, thanks :-) > > > I am trying now to use them. And one question I have is the following: > > for multi-table inheritance, (using the example from the > > documentation,) let's say that we have a Place object, is there a way > > to convert that object into a Restaurant object? > > > The case I am trying to do is have an "augmented" ContentType [ACT] > > object that will inherit from ContentType but add some other stuff, > > like icon, etc... but at the time when I try to create my ACT, the > > ContentType object is already created by syncdb. So, is there a way to > > create an ACT and tell it to use a specific ContentType object as its > > parent? Or should this be done differently? > > > -- > > Thanks, > > Medhat > > > P.S. Before model inheritance I did this using a OneToOneField, but I > > am trying to take advantage of model inheritance now. --~--~---------~--~----~------------~-------~--~----~ 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 [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/django-users?hl=en -~----------~----~----~----~------~----~------~--~---
