diff --git a/docs/ref/models/fields.txt b/docs/ref/models/fields.txt index 5148c68c5d..94167967ff 100644 --- a/docs/ref/models/fields.txt +++ b/docs/ref/models/fields.txt @@ -1342,6 +1342,19 @@ that control how the relationship functions. :ref:`extra data with a many-to-many relationship `. + If you don't specify an explicit ``through`` model, there is still an + implicit ``through`` model class you can use to directly access the table + created to hold the association. It has three fields: + + * ``id``: the primary key of the relation. + * ``_id``: the ``id`` of the model that declares the + ``ManyToManyField``. + * ``_id``: the ``id`` of the model that the + ``ManyToManyField`` points to. + + This class can be used to query associated records for a given model + instance like a normal model. + .. attribute:: ManyToManyField.through_fields .. versionadded:: 1.7