function __construct()
{
parent::__construct();
try {
$this->handler = new mysqli($this->hostname, $this->username, $this->password, $this->schema);
if ($this->handler->connect_error) {
throw new Exception('DB Connection Error');
}
} catch (Exception $exception) {
echo 'Cannot connect to selected DB: ' . $exception->getMessage() . "\n";
}
$this->handler->autocommit(FALSE);
}
function __construct($host, $name, $user, $password)
{
parent::__construct($host, $name, $user, $password);
}