cannot connect mysql with nodejs - mysql

Question

I am absolutely new to node.js. while Iam trying to connect mysql with node.js I got this. Really looking for a help.
{ Error: connect ECONNREFUSED 127.0.0.1:8889
at Object.exports._errnoException (util.js:1022:11)
at exports._exceptionWithHostPort (util.js:1045:20)
at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1087:14)
at Protocol._enqueue (/Applications/MAMP/htdocs/htbf/nodejsdb/mysql/node_modules/mysql/lib/protocol/Protocol.js:141:48)
at Protocol.handshake (/Applications/MAMP/htdocs/htbf/nodejsdb/mysql/node_modules/mysql/lib/protocol/Protocol.js:52:41)
at Connection.connect (/Applications/MAMP/htdocs/htbf/nodejsdb/mysql/node_modules/mysql/lib/Connection.js:130:18)
at Connection._implyConnect (/Applications/MAMP/htdocs/htbf/nodejsdb/mysql/node_modules/mysql/lib/Connection.js:461:10)
at Connection.query (/Applications/MAMP/htdocs/htbf/nodejsdb/mysql/node_modules/mysql/lib/Connection.js:206:8)
at Object. (/Applications/MAMP/htdocs/htbf/nodejsdb/mysql/app1.js:11:12)
at Module._compile (module.js:570:32)
at Object.Module._extensions..js (module.js:579:10)
at Module.load (module.js:487:32)
at tryModuleLoad (module.js:446:12)
code: 'ECONNREFUSED',
errno: 'ECONNREFUSED',
syscall: 'connect',
address: '127.0.0.1',
port: 8889,
fatal: true }
my code is
var mysql = require('mysql');
var connection = mysql.createConnection({
host: 'localhost',
port: '8889',
user: 'root',
password: 'root',
socket: '/Applications/MAMP/tmp/mysql/mysql.sock',
database: 'login_db'
});
connection.query('SELECT * from test_table',function(err,rows,feilds){
if(!err){
console.log(rows);
} else{
console.log(err);
}
});
connection.end();