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python Programming Glossary: unique_togetherPrevent multiple form submissions in Django http://stackoverflow.com/questions/15671335/prevent-multiple-form-submissions-in-django to force the uniqueness on database level you should use unique_together. Lastly HTTPRedirect is best The the method I use when a user..
Django unique together constraint failure? http://stackoverflow.com/questions/17510261/django-unique-together-constraint-failure models.SlugField max_length 40 unique False class Meta unique_together foreign_key slug I even checked the table description in Postgres.. MO slug python .save MO slug python .save So after using unique_together why can I still input three of the same valued rows I'm just.. value of None for the foreign_key field because before the unique_together when I just had unique True on slug everything worked fine...
Handling race condition in model.save() http://stackoverflow.com/questions/3522827/handling-race-condition-in-model-save OrderedList position models.IntegerField class Meta unique_together 'parent' 'position' 'parent' 'name' def save self args kwargs..
Django: How to override unique_together error message? http://stackoverflow.com/questions/3993560/django-how-to-override-unique-together-error-message How to override unique_together error message In a model's Meta class I define a unique_together... error message In a model's Meta class I define a unique_together. I have a ModelForm based on this model. When I call is_valid.. on this ModelForm an error will automatically raised if unique_together validation fails. That's all good. Now my problem is that I'm..
Django : get_or_create Raises duplicate entry with together_unique http://stackoverflow.com/questions/6974463/django-get-or-create-raises-duplicate-entry-with-together-unique True ... #auto_now_add True was the problem class Meta unique_together 'numeric' 'date' If 72 and '2011 08 07' is already stored Example.object.get_or_create..
http://stackoverflow.com/questions/7933596/django-dynamic-model-fields User related_name 'custom_data' class Meta unique_together 'user' 'custom_field' This leads to the following use custom_field..
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