qimall/console/migrations/M240304181527AddFieldToUser.php

<?php

namespace app\migrations;

use yii\db\Migration;

/**
 * Class M240304181527AddFieldToUser
 */
class M240304181527AddFieldToUser extends Migration
{
    /**
     * {@inheritdoc}
     */
    public function safeUp()
    {
        $this->execute("ALTER TABLE `qimall_user` ADD COLUMN `device_type` varchar(64) NULL COMMENT '用户登录设备'");
    }

    /**
     * {@inheritdoc}
     */
    public function safeDown()
    {
        echo "M240304181527AddFieldToUser cannot be reverted.\n";

        return false;
    }
}