public static function getSqlLimitFromPagingRequest($encoder, $paging_request) { CartAPI_Helpers::validatePagingRequest($encoder, $paging_request); $elements_per_page = intval($paging_request['ElementsPerPage']); $first_index_zb = CartAPI_Helpers::getZbOffsetFromPagingRequest($paging_request); return 'LIMIT ' . (int) $first_index_zb . ', ' . (int) $elements_per_page; }