Get a config for https://github.com/felixge/node-mysql from heroku DATABASE_URL

mysqlConfigFromEnvironment

function mysqlConfigFromEnvironment (){
    var dbUrl = process.env.DATABASE_URL;
    var parsed = url.parse(dbUrl);
    return {
        host: parsed.host,
        port: parsed.port || 3306,
        user: parsed.auth.split(':')[0],
        password: parsed.auth.split(":")[1]
    };
};

var client = mysql.createClient(mysqlConfigFromEnvironment());