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Changes between Initial Version and Version 1 of Ticket #20228, comment 6

initial	v1
1	1	The reason for this is validate_unique skips "created_at" because it's internally in excluded fields since it's not rendered in admin UI.
2	2
3		@aaugustin Shouldn't we check f.name instead of f.unique_for_* in https://github.com/django/django/blob/master/django/db/models/base.py#L800-L804 ? If not then we should mark it as documentation bug and add a note in documentation that field should not be excluded.
	3	@aaugustin Shouldn't we check f.name instead of f.unique_for_* in exclude? https://github.com/django/django/blob/master/django/db/models/base.py#L800-L804 ? If not then we should mark it as documentation bug and add a note in documentation that field should not be excluded.