ManyToManyField.related_name Same as ForeignKey.related_name.

Field.concrete Boolean flag that indicates if the field has a database column associated with it.

class DecimalField(max_digits=None, decimal_places=None, **options) [source] A fixed-precision

class UUIDField(**options) [source] A field for storing universally unique identifiers. Uses

ManyToManyField.symmetrical Only used in the definition of ManyToManyFields on self. Consider the following model:

class FileField(upload_to=None, max_length=100, **options) [source] A file-upload field.

class DurationField(**options) [source] A field for storing periods of time - modeled in

get_internal_type() [source] Returns a string naming this field for backend specific purposes

ManyToManyField.db_constraint Controls whether or not constraints should be created in the database for the foreign keys in

Field.db_index If True, a database index will be created for this field.