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Fixed #26985 -- Doc'd that ForeignKey.to_field reference must be unique.

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Jonatas CD 2016-11-14 10:18:41 +01:00 • committed by Tim Graham
parent 364293529b
commit 9da45ff352
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docs/ref/models/fields.txt
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@ -1424,7 +1424,8 @@ The possible values for :attr:`~ForeignKey.on_delete` are found in
.. attribute:: ForeignKey.to_field
The field on the related object that the relation is to. By default, Django
uses the primary key of the related object.
uses the primary key of the related object. If you reference a different
field, that field must have ``unique=True``.
.. attribute:: ForeignKey.db_constraint