From 31e84e40f8e4c5e6d4fb4bd9276d2e535545fa33 Mon Sep 17 00:00:00 2001 From: Claude Paroz Date: Thu, 29 Mar 2012 18:39:21 +0000 Subject: Fixed #17870 -- Documented that EmailField default max_length of 75 does not comply with RFCs 3696/5321. Thanks Rotund for the report and the patch and Russell Keith-Magee for the review. git-svn-id: http://code.djangoproject.com/svn/django/trunk@17826 bcc190cf-cafb-0310-a4f2-bffc1f526a37 --- docs/ref/models/fields.txt | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'docs') diff --git a/docs/ref/models/fields.txt b/docs/ref/models/fields.txt index 36bf60e9ac..8c6a2c9d35 100644 --- a/docs/ref/models/fields.txt +++ b/docs/ref/models/fields.txt @@ -481,6 +481,15 @@ The admin represents this as an ```` (a single-line input). A :class:`CharField` that checks that the value is a valid email address. +.. admonition:: Incompliance to RFCs + + The default 75 character ``max_length`` is not capable of storing all + possible RFC3696/5321-compliant email addresses. In order to store all + possible valid email addresses, a ``max_length`` of 254 is required. + The default ``max_length`` of 75 exists for historical reasons. The + default has not been changed in order to maintain backwards + compatibility with existing uses of :class:`EmailField`. + ``FileField`` ------------- -- cgit v1.3