Ticket #6343: percent_column_names.diff

django/db/backends/mysql/base.py

@@ -97 +97 @@
     def quote_name(self, name):
         if name.startswith("`") and name.endswith("`"):
             return name # Quoting once is enough.
-        return "`%s`" % name
+        return "`%s`" % name.replace('%', '%%')
 
     def random_function_sql(self):
         return 'RAND()'