qimall/addons/Coupon/common/models/DefaultModel.php

<?php

namespace addons\Coupon\common\models;

use yii\db\ActiveRecord;

/**
 * This is the model class for table "{{%addon_default}}".
 */
class DefaultModel extends ActiveRecord
{
    /**
     * {@inheritdoc}
     */
    public static function tableName()
    {
        return '{{%addon_default}}';
    }
}