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| author | Helen Sherwood-Taylor <helenst@gmail.com> | 2014-12-24 19:15:48 +0000 |
|---|---|---|
| committer | Tim Graham <timograham@gmail.com> | 2014-12-24 15:06:09 -0500 |
| commit | 4ccdf6e57f49d7e981dcd88c1db65229b8b92487 (patch) | |
| tree | b1e5896da4d3fe43eaef629420a662d8c83eb15e /docs/ref | |
| parent | 3daa9d60be6672841ceed5bb812b6fb25950dc16 (diff) | |
Fixed #24041 -- Documented effect of changing a model instance's primary key.
Diffstat (limited to 'docs/ref')
| -rw-r--r-- | docs/ref/models/fields.txt | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/docs/ref/models/fields.txt b/docs/ref/models/fields.txt index 5eabf84cad..35997801fb 100644 --- a/docs/ref/models/fields.txt +++ b/docs/ref/models/fields.txt @@ -278,8 +278,13 @@ don't need to set ``primary_key=True`` on any of your fields unless you want to override the default primary-key behavior. For more, see :ref:`automatic-primary-key-fields`. -``primary_key=True`` implies :attr:`null=False <Field.null>` and :attr:`unique=True <Field.unique>`. -Only one primary key is allowed on an object. +``primary_key=True`` implies :attr:`null=False <Field.null>` and +:attr:`unique=True <Field.unique>`. Only one primary key is allowed on an +object. + +The primary key field is read-only. If you change the value of the primary +key on an existing object and then save it, a new object will be created +alongside the old one. ``unique`` ---------- |