Options.permissions Extra permissions to enter into the permissions table when creating this object. Add, delete and change

DO_NOTHING [source] Take no action. If your database backend enforces referential integrity

class AutoField(**options) [source] An IntegerField that automatically increments

Field.unique If True, this field must be unique throughout the table. This is enforced

reverse() Use the reverse() method to reverse the order in which a queryset’s elements are returned. Calling

none() Calling none() will create a queryset that never returns any objects and no query will be executed when accessing the

FilePathField.allow_files Optional. Either True or False. Default is True. Specifies

class RelatedManager A “related manager” is a manager used in a one-to-many or many-to-many related context. This happens in

Field.primary_key If True, this field is the primary key for the model. If you

add(*objs, bulk=True) Adds the specified model objects to the related object set. Example: