diff --git a/mydb.sql b/mydb.sql
new file mode 100644
index 0000000..8aca37a
--- /dev/null
+++ b/mydb.sql
@@ -0,0 +1,240 @@
+-- phpMyAdmin SQL Dump
+-- version 4.8.5
+-- https://www.phpmyadmin.net/
+--
+-- 主机： localhost
+-- 生成日期： 2022-03-12 22:13:08
+-- 服务器版本： 8.0.12
+-- PHP 版本： 7.3.4
+
+SET SQL_MODE = "NO_AUTO_VALUE_ON_ZERO";
+SET AUTOCOMMIT = 0;
+START TRANSACTION;
+SET time_zone = "+00:00";
+
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!40101 SET NAMES utf8mb4 */;
+
+--
+-- 数据库： `mydb`
+--
+
+-- --------------------------------------------------------
+
+--
+-- 表的结构 `deal`
+--
+
+CREATE TABLE `deal` (
+  `id` varchar(20) NOT NULL,
+  `device_id` varchar(20) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL,
+  `member_id` varchar(20) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL,
+  `amount` varchar(10) NOT NULL,
+  `date` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+) ENGINE=MyISAM DEFAULT CHARSET=utf8;
+
+--
+-- 转存表中的数据 `deal`
+--
+
+INSERT INTO `deal` (`id`, `device_id`, `member_id`, `amount`, `date`) VALUES
+('1', '1', '1', '45', '2022-03-09 03:42:08'),
+('2', '3', '2', '23', '2022-03-09 03:42:23'),
+('3', '1', '2', '188', '2022-03-09 03:42:37');
+
+-- --------------------------------------------------------
+
+--
+-- 表的结构 `device`
+--
+
+CREATE TABLE `device` (
+  `id` varchar(20) NOT NULL,
+  `kind` varchar(20) NOT NULL,
+  `name` varchar(20) NOT NULL,
+  `network_id` varchar(20) NOT NULL,
+  `state` varchar(20) NOT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=utf8;
+
+--
+-- 转存表中的数据 `device`
+--
+
+INSERT INTO `device` (`id`, `kind`, `name`, `network_id`, `state`) VALUES
+('1', '监视器', '1号摄像头', '3', '关闭'),
+('2', '音响', '1号音响', '2', '运行'),
+('3', '售货机', '1号售货机', '1', '关闭');
+
+-- --------------------------------------------------------
+
+--
+-- 表的结构 `member`
+--
+
+CREATE TABLE `member` (
+  `id` varchar(20) NOT NULL,
+  `name` varchar(20) NOT NULL,
+  `money` varchar(10) NOT NULL,
+  `phone` varchar(10) NOT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=utf8;
+
+--
+-- 转存表中的数据 `member`
+--
+
+INSERT INTO `member` (`id`, `name`, `money`, `phone`) VALUES
+('1', '张三', '156', '12345678'),
+('2', '李四', '14', '12345678'),
+('3', '王五', '41', '12345678');
+
+-- --------------------------------------------------------
+
+--
+-- 表的结构 `mqtt_user`
+--
+
+CREATE TABLE `mqtt_user` (
+  `id` int(11) UNSIGNED NOT NULL,
+  `username` varchar(100) DEFAULT NULL,
+  `password` varchar(100) DEFAULT NULL,
+  `salt` varchar(20) DEFAULT NULL,
+  `is_superuser` tinyint(1) DEFAULT '0',
+  `created` datetime DEFAULT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=utf8;
+
+-- --------------------------------------------------------
+
+--
+-- 表的结构 `network`
+--
+
+CREATE TABLE `network` (
+  `id` varchar(20) NOT NULL,
+  `name` varchar(40) NOT NULL,
+  `address` varchar(40) NOT NULL,
+  `company` varchar(40) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL,
+  `phone` varchar(20) NOT NULL,
+  `state` varchar(20) NOT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=utf8;
+
+--
+-- 转存表中的数据 `network`
+--
+
+INSERT INTO `network` (`id`, `name`, `address`, `company`, `phone`, `state`) VALUES
+('1', '14号楼', '兰州大学14号学生宿舍', '兰州总公司', '12345678', '正常运营'),
+('2', '鹤兰堂', '兰州大学鹤兰堂', '兰州总公司', '12345678', '正常运营'),
+('3', '天山堂', '兰州大学天山堂', '兰州总公司', '12345678', '正常运营');
+
+-- --------------------------------------------------------
+
+--
+-- 表的结构 `recharge`
+--
+
+CREATE TABLE `recharge` (
+  `id` varchar(20) NOT NULL,
+  `member_id` varchar(20) NOT NULL,
+  `amount` varchar(10) NOT NULL,
+  `date` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+) ENGINE=MyISAM DEFAULT CHARSET=utf8;
+
+--
+-- 转存表中的数据 `recharge`
+--
+
+INSERT INTO `recharge` (`id`, `member_id`, `amount`, `date`) VALUES
+('1', '2', '50', '2022-03-09 03:42:53'),
+('2', '3', '500', '2022-03-09 03:43:02'),
+('3', '1', '100', '2022-03-09 03:43:17');
+
+-- --------------------------------------------------------
+
+--
+-- 表的结构 `user`
+--
+
+CREATE TABLE `user` (
+  `username` varchar(20) NOT NULL,
+  `password` varchar(40) NOT NULL,
+  `state` varchar(1) NOT NULL,
+  `phone` varchar(20) NOT NULL,
+  `email` varchar(40) NOT NULL
+) ENGINE=MyISAM DEFAULT CHARSET=utf8;
+
+--
+-- 转存表中的数据 `user`
+--
+
+INSERT INTO `user` (`username`, `password`, `state`, `phone`, `email`) VALUES
+('123456', '123456', '0', '无', '无'),
+('122', '1', '1', '1', '1'),
+('3', '3', '0', '无', '无'),
+('2', '2', '2', '2', '2'),
+('1111111', '11111111', '0', '无', '无'),
+('11111111', '111111111', '0', '无', '无');
+
+--
+-- 转储表的索引
+--
+
+--
+-- 表的索引 `deal`
+--
+ALTER TABLE `deal`
+  ADD PRIMARY KEY (`id`);
+
+--
+-- 表的索引 `device`
+--
+ALTER TABLE `device`
+  ADD PRIMARY KEY (`id`);
+
+--
+-- 表的索引 `member`
+--
+ALTER TABLE `member`
+  ADD PRIMARY KEY (`id`);
+
+--
+-- 表的索引 `mqtt_user`
+--
+ALTER TABLE `mqtt_user`
+  ADD PRIMARY KEY (`id`),
+  ADD UNIQUE KEY `mqtt_username` (`username`);
+
+--
+-- 表的索引 `network`
+--
+ALTER TABLE `network`
+  ADD PRIMARY KEY (`id`);
+
+--
+-- 表的索引 `recharge`
+--
+ALTER TABLE `recharge`
+  ADD PRIMARY KEY (`id`);
+
+--
+-- 表的索引 `user`
+--
+ALTER TABLE `user`
+  ADD PRIMARY KEY (`username`);
+
+--
+-- 在导出的表使用AUTO_INCREMENT
+--
+
+--
+-- 使用表AUTO_INCREMENT `mqtt_user`
+--
+ALTER TABLE `mqtt_user`
+  MODIFY `id` int(11) UNSIGNED NOT NULL AUTO_INCREMENT;
+COMMIT;
+
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;