qimall/console/migrations/M231025180521AddTableBackendUnreadCount.php

<?php

namespace app\migrations;

use yii\db\Migration;

/**
 * Class M231025180521AddTableBackendUnreadCount
 */
class M231025180521AddTableBackendUnreadCount extends Migration
{
    /**
     * {@inheritdoc}
     */
    public function safeUp()
    {
        try {
            $sql = <<<SQL
            CREATE TABLE `qimall_backend_unread_count` (
                `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
                `mall_id` int(10) DEFAULT '0' COMMENT '商城ID',
                `type` int(10) DEFAULT '0' COMMENT '项目类型[1=订单,2=售后订单,3=提现,4=通知]',
                `unread_num` int(10) DEFAULT '0' COMMENT '未读总数',
                `status` tinyint(1) NOT NULL DEFAULT '1' COMMENT '状态[-1:删除;0:禁用;1启用]',
                `created_at` int(11) unsigned NOT NULL DEFAULT '0' COMMENT '添加时间戳',
                `updated_at` int(11) unsigned NOT NULL DEFAULT '0' COMMENT '更新时间戳',
                PRIMARY KEY (`id`) USING BTREE,
                KEY `mall_id` (`mall_id`) USING BTREE
            ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4 ROW_FORMAT=DYNAMIC COMMENT='后台未读统计表';
SQL;
            $this->execute($sql);
        } catch (\Exception $e) {

        }
    }

    /**
     * {@inheritdoc}
     */
    public function safeDown()
    {
        echo "M231025180521AddTableBackendUnreadCount cannot be reverted.\n";

        return false;
    }
}