$sb, 'o' => $o)));
$sql = mysqli_query($mysqli, "SELECT SQL_CALC_FOUND_ROWS * FROM certificates
WHERE certificate_client_id = $client_id AND (certificate_name LIKE '%$q%' OR certificate_domain LIKE '%$q%' OR certificate_issued_by LIKE '%$q%')
ORDER BY $sb $o LIMIT $record_from, $record_to");
$num_rows = mysqli_fetch_row(mysqli_query($mysqli, "SELECT FOUND_ROWS()"));
?>