opencart/opencart — pull request #1757 by richard-parnaby-king (2014-08-18 10:18:27+00:00)
Title: Update and rename pdo.php to pdomysql.php

Implemented pseudo-PDO class. Class renamed to remove conflict with existing PDO class name.

By extending PDO this allows developers to use PDO functions, e.g. PDO::prepare()