{"id":50102111,"url":"https://github.com/ubuntuvim/todos_server_v2","last_synced_at":"2026-05-23T08:03:11.512Z","repository":{"id":87801170,"uuid":"46669816","full_name":"ubuntuvim/todos_server_v2","owner":"ubuntuvim","description":"Todos project server program","archived":false,"fork":false,"pushed_at":"2015-12-10T17:56:18.000Z","size":47,"stargazers_count":2,"open_issues_count":0,"forks_count":1,"subscribers_count":2,"default_branch":"master","last_synced_at":"2023-02-27T03:32:36.224Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":"JavaScript","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/ubuntuvim.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2015-11-22T16:49:39.000Z","updated_at":"2023-03-14T20:31:58.285Z","dependencies_parsed_at":"2023-03-21T18:48:45.168Z","dependency_job_id":null,"html_url":"https://github.com/ubuntuvim/todos_server_v2","commit_stats":null,"previous_names":[],"tags_count":null,"template":null,"template_full_name":null,"purl":"pkg:github/ubuntuvim/todos_server_v2","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ubuntuvim%2Ftodos_server_v2","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ubuntuvim%2Ftodos_server_v2/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ubuntuvim%2Ftodos_server_v2/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ubuntuvim%2Ftodos_server_v2/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/ubuntuvim","download_url":"https://codeload.github.com/ubuntuvim/todos_server_v2/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ubuntuvim%2Ftodos_server_v2/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":33387657,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-05-23T04:15:53.637Z","status":"ssl_error","status_checked_at":"2026-05-23T04:15:53.242Z","response_time":53,"last_error":"SSL_read: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2026-05-23T08:03:08.857Z","updated_at":"2026-05-23T08:03:11.506Z","avatar_url":"https://github.com/ubuntuvim.png","language":"JavaScript","funding_links":[],"categories":[],"sub_categories":[],"readme":"## 如何运行\n\nJust clone the repository, run `npm install` and then `node server.js`. That's it :).\n\nIf you want to run it on another port, just run `PORT=3001 node server.js` to run it on port 3001 for example\n\n## 项目目录\n* app 后台程序文件夹\n* test 单元测试\n\n## 安装单元测试工具\n```shell\nnpm install -g mocha\nnpm install supertest\n```\n\n**工具简介**\n\u003eMocha是一个基于node.js和浏览器的集合各种特性的Javascript测试框架，并且可以让异步测试也变的简单和有趣。Mocha的测试是连续的，在正确的测试条件中遇到未捕获的异常时，会给出灵活且准确的报告。\n\n### 运行测试\n```shell\nmocha fileName.js\n```\n\n\n\n### 参考网址\n\n* https://github.com/ubuntuvim/node-mysql\n* https://www.npmjs.com/package/mysql-wrapper\n\n\u0026nbsp;\u0026nbsp;nodejs是如此强大！！！直接操作数据库也非常简单、快……\n\n\n### 使用实例\n\n#### 测试使用的数据库\n\n```sql\nSET NAMES utf8;\nSET FOREIGN_KEY_CHECKS = 0;\n\n-- ----------------------------\n--  Table structure for `user`\n-- ----------------------------\nDROP TABLE IF EXISTS `user`;\nCREATE TABLE `user` (\n  `id` int(11) NOT NULL AUTO_INCREMENT,\n  `username` varchar(50) DEFAULT NULL,\n  `timestamp` timestamp NULL DEFAULT NULL\n) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8;\n\n-- ----------------------------\n--  Records of `user`\n-- ----------------------------\nBEGIN;\nINSERT INTO `user` VALUES ('1', 'ubuntuvim', '2015-11-22 17:50:30');\nCOMMIT;\n\nSET FOREIGN_KEY_CHECKS = 1;\n```\n\n#### 测试代码\n\n##### 获取数据库链接\n\n```javascript\n/**\n * 后台服务，链接MySQL获取项目数据\n */\nvar mysql = require('mysql');  // 引入MySQL模块\n\nvar conn = mysql.createConnection({\n    host: '127.0.0.1',\n    user: 'root',\n    password: '',\n    // debug: true,\n    debug: ['RowDataPacket'],\n    database: 'todos'\n});\n```\n\n\n##### 使用连接池\n\n```javascript\n//  使用连接池\nvar pool = mysql.createPool({\n    host: '127.0.0.1',\n    user: 'root',\n    password: '',\n    // debug: true,\n    database: 'todos'\n});\npool.getConnection(function(err, conn) {\n    conn.query('select * from user', function(err, rows) {\n        console.log('\u003e\u003e\u003e\u003e\u003e\u003e\u003e\u003e\u003e\u003e\u003e 使用连接池 \u003e\u003e\u003e\u003e\u003e\u003e\u003e\u003e\u003e\u003e\u003e\u003e\u003e\u003e\u003e\u003e\u003e');\n        for (var i = 0; i \u003c rows.length; i++) {\n            console.log('rows[i].id = ' + rows[i].id);\n            console.log('rows[i].username = ' + rows[i].username);\n            console.log('rows[i].timestamp = ' + rows[i].timestamp);\n        }\n        conn.release();  //释放连接，放回到连接池\n\n        //  甚至可以直接关闭连接池\n        conn.destroy();\n    });\n});\n```\n\n##### 查询所有数据\n\n```javascript\nconn.connect();  //打开链接\n\nconn.query('select * from user', function(err, rows, fields) {\n    if (err) throw err;\n\n    console.log('========= 查询所有数据 ===========');\n    for (var i = 0; i \u003c rows.length; i++) {\n        console.log('rows[i].id = ' + rows[i].id);\n        console.log('rows[i].username = ' + rows[i].username);\n        console.log('rows[i].timestamp = ' + rows[i].timestamp);\n    }\n    // console.log('rows ' + rows[0].username);\n    // console.log('fields ' + fields);\n});\n\nconn.end();  //关闭连接\n```\n\n##### 多表关联查询\n\n```javascript\n//  多表连接查询\nvar options = { sql: 'select * from user u, todoItem td where u.id = td.user', nestTables: '_' };\nconn.connect();  //打开链接\nconn.query(options, function(err, results) {\n    if (err) throw err;\n\n    console.log('---------------- 多表连接查询 -------------------');\n    // console.log('results = ' + results);\n    // console.log('results[0] = ' + results[0]);\n    //  如果查询的时候使用nestTables: '_'分割属性名，那么查询也需要带表明前缀\n    //  debug: ['RowDataPacket'] 连接时打开debug可以看到 打印的RowDataPacket信息\n    console.log('results[0].username = ' + results[0].u_username);\n});\nconn.end();\n```\n\n#####  查询某个字段值\n\n```javascript\n//  根据属性查\nconn.connect();  //打开数据库连接\n//  与jdbc操作数据库类似，也可以使用占位符\nconn.query('select username from user where id = ?', [1], function(err, results, fields) {\n    if (err) throw err;\n\n    console.log(\"-------------- 查询某个字段值 ----------------\");\n    for (var i = 0; i \u003c results.length; i++) {\n        console.log('username = ' + results[i].username);\n    }\n\n    //  field 包含的属性\n    // [ { catalog: 'def',\n    //     db: 'todos',\n    //     table: 'user',\n    //     orgTable: 'user',\n    //     name: 'username',\n    //     orgName: 'username',\n    //     charsetNr: 33,\n    //     length: 150,\n    //     type: 253,\n    //     flags: 0,\n    //     decimals: 0,\n    //     default: undefined,\n    //     zeroFill: false,\n    //     protocol41: true } ]\n    //\n    console.log(\"-------------- 字段名称----------\");\n    for (var i = 0; i \u003c fields.length; i++) {\n        console.log('fields = ' + fields[i].name);\n    }\n\n});\nconn.end();  //关闭MySQL连接\n```\n\n##### 插入数据\n\n```javascript\n// 插入数据\nconsole.log('------------- 插入数据 ------------');\nconn.connect();  //打开连接\nvar user = { username: 'add test', timestamp: new Date() };\nvar query = conn.query('insert into user SET ?', user, function(err, result) {\n    if (err) throw err;\n    //  返回记录的id值\n    console.log('result = ' + result.insertId);\n});\n// 执行的sql为：insert into user SET `username` = 'add test', `timestamp` = '2015-11-22 22:23:36.768'\n// 注意与常规insert语句语法的区别\nconsole.log('sql: ' + query.sql);  //  \nconn.end();  //关闭连接\n```\n\n##### 更新数据\n\n```javascript\nconsole.log('------------- 更新数据 ------------');\nconn.connect();  //打开连接\nvar data = [ 'update test', 4 ];  //需要跟占位符的顺序一致\nvar query = conn.query('UPDATE user SET username = ? where id = ?', data, function(err, result) {\n    if (err) throw err;\n    //  返回被更新的行数\n    console.log('成功更新【' + result.changedRows + \"】行数据。\");\n});\n// 执行的sql为：UPDATE user SET username = 'update test' where id = 4\nconsole.log('sql: ' + query.sql);  //  \nconn.end();  //关闭连接\n```\n\n##### 删除数据\n\n```javascript\nconsole.log('------------- 删除数据 ------------');\nconn.connect();  //打开连接\nvar data = [ 4 ];  //需要跟占位符的顺序一致\nvar query = conn.query('delete user where id = ?', data, function(err, result) {\n    if (err) throw err;\n    //  返回被更新的行数\n    console.log('成功删除【' + result.affectedRows + \"】行数据。\");\n});\n// 执行的sql为：delete from user where id = 4\nconsole.log('sql: ' + query.sql);  //  \nconn.end();  //关闭连接\n```\n\n**注意更新和删除获取的影响行数所使用的属性是不一样的。更新使用_changeRows_而删除使用_affectedRows_。**\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fubuntuvim%2Ftodos_server_v2","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fubuntuvim%2Ftodos_server_v2","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fubuntuvim%2Ftodos_server_v2/lists"}