Commit b6a6cf4a authored by Markus Amalthea Magnuson's avatar Markus Amalthea Magnuson Committed by Baptiste Mispelon
Browse files

Fixed #21427 -- Clearly state integer field value ranges in docs 

Added an explicit mention of the exact value ranges for integer type
fields that are safe in all databases supported by Django. Also, put
all value numbers inside double ticks.
parent f39fd3cd

docs/ref/models/fields.txt

+13 −10
Original line number Diff line number Diff line
@@ -366,8 +366,9 @@ otherwise. See :ref:`automatic-primary-key-fields`. 
.. class:: BigIntegerField([**options])



A 64 bit integer, much like an :class:`IntegerField` except that it is

guaranteed to fit numbers from -9223372036854775808 to 9223372036854775807. The

default form widget for this field is a :class:`~django.forms.TextInput`.

guaranteed to fit numbers from ``-9223372036854775808`` to

``9223372036854775807``. The default form widget for this field is a

:class:`~django.forms.TextInput`.



``BinaryField``

-------------------
@@ -505,8 +506,8 @@ A fixed-precision decimal number, represented in Python by a 


    The number of decimal places to store with the number.



For example, to store numbers up to 999 with a resolution of 2 decimal places,

you'd use::

For example, to store numbers up to ``999`` with a resolution of 2 decimal

places, you'd use::



    models.DecimalField(..., max_digits=5, decimal_places=2)
@@ -843,7 +844,8 @@ length using the :attr:`~CharField.max_length` argument. 


.. class:: IntegerField([**options])



An integer. The default form widget for this field is a

An integer. Values from ``-2147483648`` to ``2147483647`` are safe in all

databases supported by Django. The default form widget for this field is a

:class:`~django.forms.TextInput`.



``IPAddressField``
@@ -904,7 +906,8 @@ widget for this field is a :class:`~django.forms.NullBooleanSelect`. 
.. class:: PositiveIntegerField([**options])



Like an :class:`IntegerField`, but must be either positive or zero (``0``).

The value ``0`` is accepted for backward compatibility reasons.

Values from ``0`` to ``2147483647`` are safe in all databases supported by

Django. The value ``0`` is accepted for backward compatibility reasons.



``PositiveSmallIntegerField``

-----------------------------
@@ -912,8 +915,8 @@ The value ``0`` is accepted for backward compatibility reasons. 
.. class:: PositiveSmallIntegerField([**options])



Like a :class:`PositiveIntegerField`, but only allows values under a certain

(database-dependent) point. Values up to 32767 are safe in all databases

supported by Django.

(database-dependent) point. Values from ``0`` to ``32767`` are safe in all

databases supported by Django.



``SlugField``

-------------
@@ -941,8 +944,8 @@ of some other value. You can do this automatically in the admin using 
.. class:: SmallIntegerField([**options])



Like an :class:`IntegerField`, but only allows values under a certain

(database-dependent) point. Values from -32768 to 32767 are safe in all databases

supported by Django.

(database-dependent) point. Values from ``-32768`` to ``32767``` are safe in all

databases supported by Django.



``TextField``

-------------