prefetch => [ { 'biblionumber' => { 'biblioitems' => 'items' } } ],
page => $page,
rows => $rows,
order_by => { "-$direction" => $order_by },
# See BZ 28561 Do not trigger Unable to collapse warning by sorting on items fields
$order_by =~ /items/ ? () : ( order_by => { "-$direction" => $order_by } ),
}
);
-