connect.js源代码: functionconnectToDB(){ //创建数据库连接对象varconn =newActiveXObject("ADODB.Connection");//创建数据集对象varrs =newActiveXObject("ADODB.Recordset");try{//数据库连接串varconnectionstring = "DSN=zhg_mysql2;Server=pc-bp18rn0tqu85a1600-public.rwlb.rds.aliyuncs.com;Database...
var connectionstring = "DSN=zhg_mysql2;Server=pc-bp18rn0tqu85a1600-public.rwlb.rds.aliyuncs.com;Database=db_zhg;User=lab_420510322; Password=a540a1f12517_#@Aa;Port=3306"; //打开连接 conn.open(connectionstring); //若成功连接输出提示信息 alert("connect to polarDB for Mysql succeed"); /...
con.ConnectionString = "DRIVER={MySQL ODBC 5.1 Driver};OPTION=3;SERVER=127.0.0.1;User ID=root;Password=123456;Database=mysql;Port=3306"; con.open; var rs = new ActiveXObject("ADODB.Recordset"); rs.open("select * from user", con); while (!rs.eof) { var u = rs.Fields("User"); ...
It’s easier now than ever before to stand up a web server and connect it to a database using node.js and Express. Using node.js to get data out of a relational database used to require that users become well versed in SQL technology. So the MySQL dev team started on a project to...
exports = pool; Listing 10-6Configuration Settings for Node to Connect to the MySQL Database 本例中的代码类似于您创建节点服务器的方式。首先,mysql库是必需的,并被赋给一个变量。然后创建一个包含所有配置设置的对象。在那之后,你创建一个所谓的pool。这使您能够拥有到数据库的多个连接,并有助于管理这些...
Here is an example on how to use it: varmysql=require('mysql');varconnection=mysql.createConnection({host:'localhost',user:'me',password:'secret',database:'my_db'});connection.connect();connection.query('SELECT 1 + 1 AS solution',function(error,results,fields){if(error)throwerror;console...
$conn = new mysqli('localhost', 'username', 'password', 'database_name'); // 检查连接是否成功 if ($conn->connect_error) { die("连接数据库失败: " . $conn->connect_error); // 执行查询语句 $sql = "SELECT * FROM table_name"; ...
$dbName $dbHost = 'localhost'; // 数据库主机名 $dbUsername = 'root'; // 数据库用户名 $dbPassword = ''; // 数据库密码 $dbName = 'user'; // 数据库名称 $conn = new mysqli($dbHost, $dbUsername, $dbPassword, $dbName); // 检查连接是否成功 if ($conn->connect_error) { die...
ORM for TypeScript and JavaScript. Supports MySQL, PostgreSQL, MariaDB, SQLite, MS SQL Server, Oracle, SAP Hana, WebSQL databases. Works in NodeJS, Browser, Ionic, Cordova and Electron platforms. - typeorm/typeorm
varmysqlx=require('mysqlx');// Connect to server on localhostvarmySession=mysqlx.getSession({host:'localhost',port:33060,user:'user',password:'password'});varmyDb=mySession.getSchema('test');// Use the collection 'my_collection'varmyColl=myDb.getCollection('my_collection');// Specify wh...