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-rw-r--r--django/db/backends/mysql/validation.py5
1 files changed, 2 insertions, 3 deletions
diff --git a/django/db/backends/mysql/validation.py b/django/db/backends/mysql/validation.py
index 83381e0f79..2e3bb0279b 100644
--- a/django/db/backends/mysql/validation.py
+++ b/django/db/backends/mysql/validation.py
@@ -21,9 +21,8 @@ class DatabaseValidation(BaseDatabaseValidation):
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)):
+ if (field_type.startswith('varchar') and field.unique and
+ (field.max_length is None or int(field.max_length) > 255)):
errors.append(
checks.Error(
'MySQL does not allow unique CharFields to have a max_length > 255.',