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Diffstat (limited to 'docs/ref')
| -rw-r--r-- | docs/ref/models/fields.txt | 9 |
1 files changed, 9 insertions, 0 deletions
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 ``<input type="text">`` (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`` ------------- |