- Fix warning when properties array is empty

alecpl

2012-02-29 38dc510b2dba02dba5a60fbc00947aac4fd24aab

 program/include/rcube_mdb2.php

@@ -6,7 +6,10 @@
 |                                                                       |
 | This file is part of the Roundcube Webmail client                     |
 | Copyright (C) 2005-2009, The Roundcube Dev Team                       |
 | Licensed under the GNU GPL                                            |
 |                                                                       |
 | Licensed under the GNU General Public License version 3 or            |
 | any later version with exceptions for skins & plugins.                |
 | See the README file for a full license statement.                     |
 |                                                                       |
 | PURPOSE:                                                              |
 |   PEAR:DB wrapper class that implements PEAR MDB2 functions           |
@@ -633,6 +636,8 @@
    {
        $func = '';
        $args = func_get_args();
        if (is_array($args[0]))
            $args = $args[0];

        switch($this->db_provider) {
            case 'mysql':