pdo.connector.php

try {
  $db = new PDO($config['db_driver'] . ":dbname=" . $config['db_name'] . ";host=" . $config['db_host'], $config['db_user'], $config['db_pass']);
  $db->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_NUM);
  $db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
  $db->setAttribute(PDO::ATTR_EMULATE_PREPARES, false);
  $db->query("SET NAMES '{$config['db_charset']}'");
} catch (PDOException $e) {
  exit("Database connection error!");
}