tinyint with display width 1 does not map to boolean, see: #526

tests/fixtures/blog_mysql.sql

@@ -75,7 +75,7 @@ DROP TABLE IF EXISTS `tags`;
 CREATE TABLE `tags` (
   `id` int(11) NOT NULL AUTO_INCREMENT,
   `name` varchar(255) NOT NULL,
-  `is_important` tinyint(1) NOT NULL,
+  `is_important` bit(1) NOT NULL,
   PRIMARY KEY (`id`)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;