diff options
Diffstat (limited to 'django/db')
| -rw-r--r-- | django/db/backends/mysql/validation.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/django/db/backends/mysql/validation.py b/django/db/backends/mysql/validation.py index cd7503a352..d69cb7e3e0 100644 --- a/django/db/backends/mysql/validation.py +++ b/django/db/backends/mysql/validation.py @@ -17,6 +17,10 @@ class DatabaseValidation(BaseDatabaseValidation): if getattr(field, 'rel', None) is None: field_type = field.db_type(connection) + # Ignore any non-concrete fields + if field_type is None: + return errors + if (field_type.startswith('varchar') # Look for CharFields... and field.unique # ... that are unique and (field.max_length is None or int(field.max_length) > 255)): |