qimall/addons/Store/console/migrations/M230225093250AlterQimallAddonsStoreCate.php

<?php
namespace addons\Store\console\migrations;

use yii\db\Migration;

/**
 * Class M230225093250AlterQimallAddonsStoreCate
 */
class M230225093250AlterQimallAddonsStoreCate extends Migration
{
    /**
     * {@inheritdoc}
     */
    public function safeUp()
    {
        $sql = "ALTER TABLE `qimall_addons_store_cate` MODIFY COLUMN `advert_pic` text CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NULL COMMENT '广告图片' AFTER `big_pic`;";
        $this->execute($sql);
    }

    /**
     * {@inheritdoc}
     */
    public function safeDown()
    {
    }

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

    }

    public function down()
    {
        echo "M230225093250AlterQimallAddonsStoreCate cannot be reverted.\n";

        return false;
    }
    */
}