  access to your precious data on a model by model basis.
  
  .. versionchanged:: 1.6
  
  The behavior by which introspected models are created as unmanaged ones is new
  in Django 1.6.
  
  Install the core Django tables
  ==============================
  
  Next, run the :djadmin:`syncdb` command to install any extra needed database
 
</s> remove The behavior by which introspected models are created as unmanaged ones is new
in Django 1.6.
 </s> add     The behavior by which introspected models are created as unmanaged ones is new
    in Django 1.6. </s> remove Some fields in a model won't be deferred, even if you ask for them. You can
never defer the loading of the primary key. If you are using
:meth:`select_related()` to retrieve related models, you shouldn't defer the
loading of the field that connects from the primary model to the related
one, doing so will result in an error.
 </s> add     Some fields in a model won't be deferred, even if you ask for them. You can
    never defer the loading of the primary key. If you are using
    :meth:`select_related()` to retrieve related models, you shouldn't defer the
    loading of the field that connects from the primary model to the related
    one, doing so will result in an error. </s> remove In previous versions of Django, the ``pk`` attribute had to be present
on the serialized data or a ``DeserializationError`` would be raised.
 </s> add     In previous versions of Django, the ``pk`` attribute had to be present
    on the serialized data or a ``DeserializationError`` would be raised. </s> remove When the :func:`atomic` decorator is nested, it creates a savepoint to allow
partial commit or rollback. You're strongly encouraged to use :func:`atomic`
rather than the functions described below, but they're still part of the
public API, and there's no plan to deprecate them.
 </s> add     When the :func:`atomic` decorator is nested, it creates a savepoint to allow
    partial commit or rollback. You're strongly encouraged to use :func:`atomic`
    rather than the functions described below, but they're still part of the
    public API, and there's no plan to deprecate them. </s> remove If fields in the serialized data do not exist on a model,
a ``DeserializationError`` will be raised unless the ``ignorenonexistent``
argument is passed in as True::
 </s> add     If fields in the serialized data do not exist on a model,
    a ``DeserializationError`` will be raised unless the ``ignorenonexistent``
    argument is passed in as True::
    The behavior by which introspected models are created as unmanaged ones is new
    in Django 1.6.
  access to your precious data on a model by model basis.
  
  .. versionchanged:: 1.6
  
    The behavior by which introspected models are created as unmanaged ones is new
    in Django 1.6.
    The behavior by which introspected models are created as unmanaged ones is new
    in Django 1.6.
  
  Install the core Django tables
  ==============================
  
  Next, run the :djadmin:`syncdb` command to install any extra needed database
keep keep keep keep replace replace keep keep keep keep keep
 Adapted uses of versionchanged/versionadded to the new form.

Refs #20104. 
docs/howto/legacy-databases.txt