class EmailField(max_length=254, **options) [source] A CharField that checks

SET_DEFAULT [source] Set the ForeignKey to its default value; a default for

ForeignKey.to_field The field on the related object that the relation is to. By default, Django uses the primary key of the

class SmallIntegerField(**options) [source] Like an IntegerField, but only allows

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

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

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

Field.db_column The name of the database column to use for this field. If this isn’t given, Django will use the field’s name