Field.is_relation Boolean flag that indicates if a field contains references to one or more other models for its functionality

ImageField.height_field Name of a model field which will be auto-populated with the height of the image each time the model

ForeignKey.related_query_name The name to use for the reverse filter name from the target model. It defaults to the value of

FieldFile.name The name of the file including the relative path from the root of the

SET_NULL [source] Set the ForeignKey null; this is only possible if null

class BigIntegerField(**options) [source] A 64-bit integer, much like an IntegerField

description A verbose description of the field, e.g. for the django.contrib.admindocs application.

class FilePathField(path=None, match=None, recursive=False, max_length=100, **options) [source] A

class GenericIPAddressField(protocol='both', unpack_ipv4=False, **options) [source] An IPv4

ForeignKey.on_delete When an object referenced by a ForeignKey is deleted, Django will emulate the behavior of