在win2003下MySQL數據庫每天自動備份

/*///////////////////////// 
#FileName: mysql_backup.php 
#Author: faisun 
#Website: http://www.softpure.com 
////////////////////////*/    
//保存目錄,路徑要用反斜槓.您需要手動建立它. 
$store_folder = ’D:\databse_backup’; 
//用戶名和密碼 
//該帳號須有操作[所有]的數據庫及FILE的權限 
//否則有些數據庫不能備份. 
$db_username = "root"; 
$db_password = ""; 
$time=time(); 
$nowdir = "$store_folder\\".date("Ymd",$time).""; 
if(file_exists("$nowdir.rar")) die("File exists.\n"); 
@mkdir($nowdir); 
mysql_connect("localhost","$db_username","$db_password"); 
$query=mysql_list_dbs(); 
while($result=mysql_fetch_array($query)){ 
system (dirname(__FILE__).’\..\mysql\bin\mysqldump --opt ’."$result[Database]
-u{$db_username} ".($db_password?"-p{$db_password}":"")." >
$nowdir\\$result[Database].sql"); 
echo "dumping database `$result[Database]`...\n"; 
} 
echo "\nWinrar loading...\n"; 
system( dirname(__FILE__)."\\WinRAR\\WinRAR.exe a -ep1 -r -o+ -m5 -df \"$nowdir.rar\" 
"$nowdir\" " ); 
//刪除 5 天前的文件 
@unlink("$store_folder\\".date("Ymd",$time-86400*5).".rar"); 
echo "\nOK!\n"; 
>

php.exe mysql_backup.php