<?php
include_once("connect_db.php");

$sql = "set @x = 0;# MySQL returned an empty result set (i.e. zero rows).\n"
    . "\n"
    . "update stats A\n"
    . "inner join\n"
    . "(\n"
    . " select @x:=@x+1 newposition,nick\n"
    . " from stats\n"
    . " order by score DESC\n"
    . ") B using (nick)\n"
    . "set A.score_rank=B.newposition;# 16 rows affected.\n"
    . "";

if(mysql_query($sql))
    echo 'Bravo';
?>