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const mysql = require('mysql2/promise');
// 创建连接池
const pool = mysql.createPool({
host: 'localhost', // 数据库地址
user: 'root', // 数据库用户名
password: '123456', // 数据库密码
database: 'class_k' ,// 使用的数据库
waitForConnections: true,
connectionLimit: 10,
queueLimit: 0
});
// 测试数据库连接
pool.getConnection((err, connection) => {
if (err) {
console.error('Error connecting to the database:', err);
} else {
console.log('Database connected successfully!');
connection.release(); // 释放连接
}
});
module.exports = pool;