ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.48') set rights = replace(rights, 'manage_all_timesheets,', '')");
ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.48') set rights = replace(rights, 'approve_all_timesheets,', 'approve_own_timesheets,')");
ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.49', modified = now() where param_name = 'version_db' and param_value = '1.18.48'");
ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.48') set rights = replace(rights, 'manage_all_timesheets,', '')");
ttExecute("update `tt_roles` inner join `tt_site_config` sc on (sc.param_name = 'version_db' and sc.param_value = '1.18.48') set rights = replace(rights, 'approve_all_timesheets,', 'approve_own_timesheets,')");
ttExecute("UPDATE `tt_site_config` SET param_value = '1.18.49', modified = now() where param_name = 'version_db' and param_value = '1.18.48'");