php - DB

<?
$sql = mysql_connect("localhost","user","password") or die("sql not connected". mysql_error());
mysql_select_db("db_name");
$qry = "select * from table_name";
$result = mysql_query($qry);
{
while($rows=mysql_fetch_array($result)){
echo $rows[id];
echo $rows[name];
echo $rows[phone];
}
}
{
$db_pwd = mysql_result($result,0,0); //mysql_fetch_array 보다 빠르다}
}


mysql_free_result($result);
mysql_close($sql);
?>