<?php

$testonly = "";		 // $testonly = "_test"; // to use alt. tables

mysql_pconnect (getenv("DBHOST"), getenv("DBUSER"), getenv("DBPASS"));
mysql_select_db (getenv("DBNAME"));
if (mysql_error()) exit;

if (isset ($_REQUEST["incremental"]))
  $where = "where traffic_history_date >= date_add(now(),interval -32 day)";
else
  $where = "";

mysql_query ("create table traffic_history_month$testonly like traffic_history");
if (!mysql_error())
  $where = "";

mysql_query ("alter table traffic_history_month$testonly
 add primary key
     traffic_history_ip_month_key
     (traffic_history_ip,traffic_history_month)");

mysql_query ("replace into traffic_history_month$testonly
select
 traffic_history_ip,
 last_day(max(traffic_history_date)),
 traffic_history_month,
 max(traffic_history_in),
 max(traffic_history_out),
 max(traffic_history_total)
from
 traffic_history$testonly
$where
group by
 traffic_history_ip,
 traffic_history_month");

?>OK