`DEFAULT` & `COMMENT` doens't work sometimes.

CREATE TABLE `users` (

  `id` int(10) UNSIGNED NOT NULL,

  `name` varchar(255) COLLATE utf8mb4_unicode_ci NOT NULL,

  `email` varchar(255) COLLATE utf8mb4_unicode_ci NOT NULL,

  `password` varchar(255) COLLATE utf8mb4_unicode_ci DEFAULT NULL COMMENT 'null when sign-up via oauth',

  `message` int(11) NOT NULL DEFAULT '0' COMMENT 'Id of the last message that has been read',

  `remember_token` varchar(100) COLLATE utf8mb4_unicode_ci DEFAULT NULL,

  `created_at` timestamp NULL DEFAULT NULL,

  `updated_at` timestamp NULL DEFAULT NULL

) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;