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Fixed #14094 -- Added support for unlimited CharField on PostgreSQL.

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Co-authored-by: Mariusz Felisiak <felisiak.mariusz@gmail.com>
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Adrian Torres 2022-11-10 19:31:31 +01:00 • committed by Mariusz Felisiak
parent 78f163a4fb
commit 7eee1dca42
12 changed files with 78 additions and 15 deletions
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10
docs/ref/models/fields.txt
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@ -617,9 +617,11 @@ The default form widget for this field is a :class:`~django.forms.TextInput`.
.. attribute:: CharField.max_length
Required. The maximum length (in characters) of the field. The max_length
The maximum length (in characters) of the field. The ``max_length``
is enforced at the database level and in Django's validation using
:class:`~django.core.validators.MaxLengthValidator`.
:class:`~django.core.validators.MaxLengthValidator`. It's required for all
database backends included with Django except PostgreSQL, which supports
unlimited ``VARCHAR`` columns.
.. note::
@ -628,6 +630,10 @@ The default form widget for this field is a :class:`~django.forms.TextInput`.
``max_length`` for some backends. Refer to the :doc:`database backend
notes </ref/databases>` for details.
.. versionchanged:: 4.2
Support for unlimited ``VARCHAR`` columns was added on PostgreSQL.
.. attribute:: CharField.db_collation
Optional. The database collation name of the field.