侯阳 2022年1月15日 01 SphereEx 中间件研发工程师 Apache ShardingSphere Contributor 目前专注于 Shadow DB 及全链路压测相关的设计和研发 Apache ShardingSphere 发展和现状 Apache ShardingSphere 架构设计 Apache ShardingSphere Roadmap 1.x (2016) Apache ShardingSphere Overview Shadow DB 应用场景 Shadow DB 架构设计 全链路压测：流量规划，比如双 11，618 等 灰度发布：指定测试用户的体验版本发布 服务预热：预热数据隔离 对比测试：基于版本的对比测试 Shadow DB Scenes 4.1.1 Shadow DB API rules: - !SHADOW column: shadowMappings: ds: shadow_ds Shadow DB 重构的原因 5.0.0 Shadow DB API rules: - !SHADOW enable: true dataSources: : sourceDataSourceName: ds shadowDataSourceName: shadow_ds

NAT (TURN) WebRTC Implementations in Rust Lib Runtime webrtc-rs native with tokio web-sys browser Browser Node (WASM) + Server Node (Native) Implement once (part of), run anywhere! Introduce rings-node https://github.com/RingsNetwork/rings-node Connect through WebRTC Route by Chord DHT Rings-node browser extension Rings-node daemon 浏览器节点 服务器节点 Node communication Node A Node B Create Offer ConnectNodeSend

cookie Crypt Illuminate\Encryption\Encrypter encrypter DB Illuminate\Database\DatabaseManager db DB（实例） Illuminate\Database\Connection db.connection Event Illuminate\Events\Dispatcher events 名为 valet，本地的数据库 用户名为 root，密码为空，对应地，修改 .env 文件配置如下： DB_CONNECTION=mysql DB_HOST=127.0.0.1 DB_PORT=3306 DB_DATABASE=valet DB_USERNAME=root DB_PASSWORD= 具体配置值以你自己的开发环境设置为准。我们将基于 Laravel 强大的数据库迁移功能创建 中文学习资源：http://laravelacademy.org 51 然后编辑同目录下的 DatabaseSeeder.php 文件如下（取消调用数据表填充器前的注释）：  最后执行 php artisan db:seed 即可插入对应数据到 users 表了，这样我们在浏览器中再次访问 http://blog.test/api/users/1 的时候就会显 示 User 模型数据了： 本文档由 Laravel

Supported features Shortcut keys A word about users Requirements Web server PHP Database Web browser Installation Linux distributions Installing on Windows Installing from Git Installing using Composer changes in php.ini. Requirements Web server Since phpMyAdmin’s interface is based entirely in your browser, you’ll need a web server (such as Apache, nginx, IIS) to install phpMyAdmin’s files into. PHP Database versions does phpMyAdmin support? Web browser To access phpMyAdmin you need a web browser with cookies and JavaScript enabled. You need a browser which is supported by Bootstrap 4.5, see

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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2.4 Web browser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 CHAPTER 2 Requirements 2.1 Web server Since phpMyAdmin’s interface is based entirely in your browser, you’ll need a web server (such as Apache, nginx, IIS) to install phpMyAdmin’s files into. 2.2 PHP support? 2.4 Web browser To access phpMyAdmin you need a web browser with cookies and JavaScript enabled. You need a browser which is supported by jQuery 2.0, see browser-support/>. 6

Supported features Shortcut keys A word about users Requirements Web server PHP Database Web browser Installation Linux distributions Installing on Windows Installing from Git Installing using Composer changes in php.ini. Requirements Web server Since phpMyAdmin’s interface is based entirely in your browser, you’ll need a web server (such as Apache, nginx, IIS) to install phpMyAdmin’s files into. PHP Database versions does phpMyAdmin support? Web browser To access phpMyAdmin you need a web browser with cookies and JavaScript enabled. You need a browser which is supported by Bootstrap 4.5, see

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Supported features Shortcut keys A word about users Requirements Web server PHP Database Web browser Installation Linux distributions Installing on Windows Installing from Git Installing using Composer changes in php.ini. Requirements Web server Since phpMyAdmin’s interface is based entirely in your browser, you’ll need a web server (such as Apache, nginx, IIS) to install phpMyAdmin’s files into. PHP support? Web browser To access phpMyAdmin you need a web browser with cookies and JavaScript enabled. You need a browser which is supported by jQuery 2.0, see browser-support/>. Installation

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2.4 Web browser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 CHAPTER 2 Requirements 2.1 Web server Since phpMyAdmin’s interface is based entirely in your browser, you’ll need a web server (such as Apache, nginx, IIS) to install phpMyAdmin’s files into. 2.2 PHP support? 2.4 Web browser To access phpMyAdmin you need a web browser with cookies and JavaScript enabled. You need a browser which is supported by jQuery 2.0, see browser-support/>. 6

Supported features Shortcut keys A word about users Requirements Web server PHP Database Web browser Installation Linux distributions Installing on Windows Installing from Git Installing using Composer changes in php.ini. Requirements Web server Since phpMyAdmin’s interface is based entirely in your browser, you’ll need a web server (such as Apache, nginx, IIS) to install phpMyAdmin’s files into. PHP support? Web browser To access phpMyAdmin you need a web browser with cookies and JavaScript enabled. You need a browser which is supported by jQuery 2.0, see browser-support/>. Installation

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2.4 Web browser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 CHAPTER 2 Requirements 2.1 Web server Since phpMyAdmin’s interface is based entirely in your browser, you’ll need a web server (such as Apache, nginx, IIS) to install phpMyAdmin’s files into. 2.2 PHP Database versions does phpMyAdmin support? 2.4 Web browser To access phpMyAdmin you need a web browser with cookies and JavaScript enabled. You need a browser which is supported by Bootstrap 4.5, see

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