Directory / plugin
WP DB Driver
v2.1.0 · by Marko Heijnen
An improved database layer for WordPress
About this plugin
This plugin adds an improved database layer to WordPress. It allows you to do more then the default one and is always up-to-date with the changes core makes.
mysql_* functions
The mysql_* functions are officially deprecated for PHP 5.5 and are throwing E_DEPRECATED errors.
On https://core.trac.wordpress.org/ticket/21663 there is discussion on this topic.
This plugin reflects those discussions.
Why should I use this plugin?
You should use this plugin if you want to start using PDO / MySQLi for WordPress.