qimall/addons/Course/console/migrations/M250821030445InsertQimallAddonsCourseOrders.php

<?php

namespace addons\Course\console\migrations;

use yii\db\Migration;

/**
 * Class M250821030445InsertQimallAddonsCourseOrders
 */
class M250821030445InsertQimallAddonsCourseOrders extends Migration
{
    /**
     * {@inheritdoc}
     */
    public function safeUp()
    {
        $sql = "ALTER TABLE `qimall_addons_course_orders` 
        ADD COLUMN `refund_status` tinyint(1) NOT NULL DEFAULT 0 COMMENT '售后状态（0：未售后，1：售后中，2：退款完成）',
        ADD COLUMN `refund_at` int(11) NOT NULL DEFAULT 0 COMMENT '退款时间',
        ADD COLUMN `refund_desc` varchar(255) NULL COMMENT '退款原因';";
        $this->execute($sql);
    }

    /**
     * {@inheritdoc}
     */
    public function safeDown()
    {
        echo "M250821030445InsertQimallAddonsCourseOrders cannot be reverted.\n";

        return false;
    }

    /*
    // Use up()/down() to run migration code without a transaction.
    public function up()
    {

    }

    public function down()
    {
        echo "M250821030445InsertQimallAddonsCourseOrders cannot be reverted.\n";

        return false;
    }
    */
}