batch/application/Bootstrap.php

<?php
class Bootstrap extends Zend_Application_Bootstrap_Bootstrap
{
    protected function _initConfig()
    {
        $config = new Zend_Config($this->getOptions());
        Zend_Registry::set('config', $config);

        return $config;
    }

	protected function _initDb()
	{
	    $c = Zend_Registry::get('config');
	    try {
	        $db = Zend_Db::factory($c->profil->db->metier);
	    } catch ( Exception $e ) {
	        echo "Database !\n";
	        exit;
	    }

	    /**
	     * Set the default adapter to use with all model
	     */
	    Zend_Db_Table::setDefaultAdapter($db);
	}

	protected function _initCache()
	{
		if ( APPLICATION_ENV!='development' ) {
    	    //MetadataCache pour la base de données
    		$frontendOptions = array(
    		    'lifetime' => 14400,
    		    'automatic_serialization' => true
    		);
    		$backendOptions  = array();
    		$cache = Zend_Cache::factory('Core','Apc', $frontendOptions, $backendOptions);
    		Zend_Db_Table_Abstract::setDefaultMetadataCache($cache);
		}
	}
}