constsql=require('mssql');constconfig={user:'your_username',password:'your_password',server:'your_server',database:'your_database',options:{encrypt:true,trustServerCertificate:true}};asyncfunctionmain(){letpool=awaitconnectToDatabase();if(pool){awaitexecuteQuery(pool);awaitcloseConnection(pool);...
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=db_zhg;User=lab_...
constmysql=require('mysql');constconnection=mysql.createConnection({host:'localhost',user:'root',password:'password',database:'mydatabase'});connection.connect((err)=>{if(err)throwerr;console.log('Connected to the database!');});
const mysql = require('mysql'); const config ={ host:'localhost', user:'root', password:'root', database:'api' port:'8889' } const pool = mysql.createPool(config); module.exports = pool; Listing 10-6Configuration Settings for Node to Connect to the MySQL Database 本例中的代码类似于...
createConnection({ host: 'localhost', user: 'username', password: 'password', database: 'database_name' }); // 连接数据库 connection.connect(); // 定义要检索的变量 const variableToRetrieve = 'variable_name'; // 创建SQL查询语句 const sqlQuery = `SELECT ${variableToRetrieve} FROM tab...
CORS 是一个 node.js 包,用于提供 Connect/Express 中间件,可用于通过各种选项启用 CORS。 12、GraphQL.js 网址:https://www.npmjs.com/package/graphql GraphQL 是由 Facebook 创建的 API 查询语言工具。 13、socket.io 网址:https://www.npmjs.co...
Hi, How to set mouse pointer busy while javascript still runs... Thanks..All replies (4)Monday, May 30, 2011 8:33 AM ✅Answeredhi,A small demo is here-複製 <html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server"> <script type="text/javascript"> function clickDiv()...
Install the Azure SQL Server management npm module 複製 npm install @azure/arm-sql Samples Examples for using this module in Node.js as well as browser applications can be found in the README for the module Azure SQL Database: Use JavaScript to connect and query data For more code sam...
8. var connectionstring = "Driver={MySQL ODBC 5.2w Driver};Server=localhost;Database=myDataBase;User=myUsername; Password=myPassword;Option=3;Port=3306"; 9. //打开连接 10. conn.open(connectionstring); 11. 12. //查询语句 13. var sql = " select * from tb_col "; ...
CI_AS NULL,[timezone] varchar(50) COLLATE Chinese_PRC_CI_AS NULL,[sessionStorage] int NULL,[localStorage] int NULL,[indexedDb] int NULL,[addBehavior] int NULL,[openDatabase] int NULL,[cpuClass] varchar(255) COLLATE Chinese_PRC_CI_AS NULL,[platform] varchar(255) COLLATE Chinese_PRC_CI_...