/**
* Check for config options that are mandatory.
* Throw exceptions if any are missing.
*
* @param array $config array of config options
* @throws Zend_Db_Adapter_Exception
* @return void
*/
protected function _checkRequiredOptions(array $config)
{
if (!array_key_exists('host', $config)) {
require_once 'Zend/Db/Adapter/Oracle/Exception.php';
throw new Zend_Db_Adapter_Oracle_Exception("Configuration array must have a key for 'host' naming the hostname or ip of the database server");
}
parent::_checkRequiredOptions($config);
}
