nodejs db-mysql blocking call example

gistfile1.js

var mysql = require('db-mysql');

for (var i = 0; i < 4; ++i) {
  new mysql.Database({
    hostname: hostname,
    user    : user,
    password: password,
    database: database
  }).connect(function() {
    this.query('SELECT SLEEP(10)').execute(function() {
      console.log('slow query is done');
    });
  });
}

new mysql.Database({
  hostname: hostname,
  user    : user,
  password: password,
  database: database
}).connect(function() {
  this.query('SELECT 1').execute(function() {
    console.log('I will only run after the slow selects are done');
  });
});