The Zend Developer Zone has a new article called Migrating applications from PHP 4 to Zend Core 2.5 with support for IBM Informix on Linux Platform. The article, by Antonio Musarra, describes how to build the Informix module with PHP 5.2.5, which is the version that comes with Zend Core 2.5.
As Ambrish Bhargava points out in the comments section of the article, there is a PHP PDO extension for Informix available on the PECL website: http://pecl.php.net/package/pdo_informix.[Read More]
Administrating and Developing with Informix
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