<?php
    
    use yii\db\Migration;
    
    class m170620_093957_order_add_ip extends Migration
    {
        public function safeUp()
        {
            $this->addColumn('order', 'ip', $this->string());
        }
        
        public function safeDown()
        {
            $this->dropColumn('order', 'ip');
        }
        
        /*
        // Use up()/down() to run migration code without a transaction.
        public function up()
        {
    
        }
    
        public function down()
        {
            echo "m170620_093957_order_add_ip cannot be reverted.\n";
    
            return false;
        }
        */
    }