MySQL

First install the package by running following command:

npm install mysql

Then in the code:

var mysql = require('mysql')
var connection = mysql.createConnection({
  host: 'localhost',
  user: 'dbuser',
  password: 's3kreee7',
  database: 'my_db'
});

// Open the connection
connection.connect();

// Now you can perform any query to MySQL database
connection.query('SELECT 1 + 1 AS solution', function (err, rows, fields) {
  if (err) throw err

  console.log('The solution is: ', rows[0].solution)
});

// Close the connection
connection.end();