Gendan MySQL-fejl:Serveren lukkede forbindelsen (node.js)

Tjek mysql pool-funktionen i node-mysql

var mysql = require('mysql');
var pool  = mysql.createPool({
  host     : 'example.org',
  user     : 'bob',
  password : 'secret'
});

pool.getConnection(function(err, connection) {
  // connected! (unless `err` is set)
  connection.end();
});