local.php

<?php
/**
 * Local Configuration Override
 *
 * This configuration override file is for overriding environment-specific and
 * security-sensitive configuration information. Copy this file without the
 * .dist extension at the end and populate values as needed.
 *
 * @NOTE: This file is ignored from Git by default with the .gitignore included
 * in ZendSkeletonApplication. This is a good practice, as it prevents sensitive
 * credentials from accidentally being committed into version control.
 */

return array(
    // Whether or not to enable a configuration cache.
    // If enabled, the merged configuration will be cached and used in
    // subsequent requests.
    //'config_cache_enabled' => false,
    // The key used to create the configuration cache file name.
    //'config_cache_key' => 'module_config_cache',
    // The path in which to cache merged configuration.
    //'cache_dir' =>  './data/cache',
    // ...
);