execute("ALTER TABLE `qimall_addons_valet_order` ADD COLUMN `is_backend` TINYINT UNSIGNED NOT NULL DEFAULT 0 COMMENT '是否后台下单' AFTER `parent_mobile`;"); } /** * {@inheritdoc} */ public function safeDown() { echo "M230726104651ValetOrderIsBackend cannot be reverted.\n"; return false; } /* // Use up()/down() to run migration code without a transaction. public function up() { } public function down() { echo "M230726104651ValetOrderIsBackend cannot be reverted.\n"; return false; } */ }