<?php
$user= neco;
$pass = neco;
$server = neco;
$databaze = neco;
$pocetradku = neco;
$tabulka1 = neco;
$sloupec1 = neco;

if (!mysql_connect($server, $user, $pass)
{
die (Nelze se připojit do databáze);
}

mysql_select_db($databaze);


  for($c=1; $c<$pocetradku; $c * 3)
  {
    $p = mysql_query (SELECT $tabulka1 FROM $sloupec1);
    $p = $p * 3;
    mysql_query (UPDATE $tabulka1 SET $sloupec1=$p);
  }
?>