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+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 5.1.6 or newer
+ *
+ * NOTICE OF LICENSE
+ *
+ * Licensed under the Open Software License version 3.0
+ *
+ * This source file is subject to the Open Software License (OSL 3.0) that is
+ * bundled with this package in the files license.txt / license.rst. It is
+ * also available through the world wide web at this URL:
+ * http://opensource.org/licenses/OSL-3.0
+ * If you did not receive a copy of the license and are unable to obtain it
+ * through the world wide web, please send an email to
+ * licensing@ellislab.com so we can send you a copy immediately.
+ *
+ * @package CodeIgniter
+ * @author EllisLab Dev Team
+ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/)
+ * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
+ * @link http://codeigniter.com
+ * @since Version 3.0
+ * @filesource
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * Interbase/Firebird Utility Class
+ *
+ * @category Database
+ * @author EllisLab Dev Team
+ * @link http://codeigniter.com/user_guide/database/
+ */
+class CI_DB_interbase_utility extends CI_DB_utility {
+
+ /**
+ * List databases
+ *
+ * I don't believe you can do a database listing with Firebird
+ * since each database is its own file. I suppose we could
+ * try reading a directory looking for Firebird files, but
+ * that doesn't seem like a terribly good idea
+ *
+ * @return bool
+ */
+ public function _list_databases()
+ {
+ if ($this->db_debug)
+ {
+ return $this->db->display_error('db_unsuported_feature');
+ }
+ return FALSE;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Optimize table query
+ *
+ * Is optimization even supported in Interbase/Firebird?
+ *
+ * @param string the table name
+ * @return object
+ */
+ public function _optimize_table($table)
+ {
+ return FALSE;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Repair table query
+ *
+ * Table repairs are not supported in Interbase/Firebird
+ *
+ * @param string the table name
+ * @return object
+ */
+ public function _repair_table($table)
+ {
+ return FALSE;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Interbase/Firebird Export
+ *
+ * @param array Preferences
+ * @return mixed
+ */
+ public function _backup($params = array())
+ {
+ // Currently unsupported
+ // @todo See if can be implemented
+ return $this->db->display_error('db_unsuported_feature');
+ }
+}
+
+/* End of file interbase_utility.php */
+/* Location: ./system/database/drivers/interbase/interbase_utility.php */ \ No newline at end of file