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

Co-authored-by: Mariusz Felisiak <felisiak.mariusz@gmail.com>

1 files changed, 8 insertions, 2 deletions

diff --git a/docs/ref/models/fields.txt b/docs/ref/models/fields.txt
index d460e81ef4..4fb39fde82 100644
--- a/docs/ref/models/fields.txt
+++ b/docs/ref/models/fields.txt
@@ -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.