Přepsání více dat najednou

$dotC="SELECT * FROM {$cfg['tbl_hraci']} ORDER BY post";
$value4=queryDBdata ($dotC);    



if(isset($_POST['zmena'])){

$dot="UPDATE  {$cfg['tbl_hraci']}
  SET zapasy= '{$_POST['zapasy']}',
      goly= '{$_POST['goly']}',
      asistence= '{$_POST['asistence']}',
      tresty= '{$_POST['tresty']}',
      body= '{$_POST['body']}'
  WHERE id='{$_POST['id']}'";
   queryDBdata ($dot);
   
}

for($i=0; $i<count($value4);$i++){
                  $body = ($value4[$i]['goly'] + $value4[$i]['asistence']);
                  echo "<tr>";
                  echo "<td class='vetsi'>{$value4[$i]['jmeno']}</td>";
                  echo "<td class='vetsi'>{$value4[$i]['prijmeni']}</td>";
                  echo "<td>{$value4[$i]['post']}</td>";
                  echo "<td><input type='text' size='3' name='zapasy' value='{$value4[$i]['zapasy']}' /></td>";
                  echo "<td><input type='text' size='3' name='goly' value='{$value4[$i]['goly']}' /></td>";
                  echo "<td><input type='text' size='3' name='asistence' value='{$value4[$i]['asistence']}' /></td>";
                  echo "<td><input type='text' size='3' name='tresty' value='{$value4[$i]['tresty']}' /></td>";
                  echo "<td><input type='text' size='3' name='body' value='$body' /></td>";
                  echo "<input type='hidden' name='id' value='{$value4[$i]['id']}' />";
                  echo "</tr>";
                  echo "<tr><td colspan='8'><hr /></td></tr>";
                  }