the mysql_* functions are officially deprecated for PHP 5.4 and will begin throwing E_DEPRECATED errors in the next version of PHP. http://marc.info/?l=php-internals&m=131031747409271&w=2 Wordpress should use PDO by default, but fall back to mysql_* when PDO is not present. See also: #11622 for last year's discussion. 21663.patch (21.8 KB) - added by kurtpayne 12 years ago. Proof of concept - us