什么意思?是这样么?
$link_id1 = mysql_connect('host','username','pwd');
$link_id2 = mysql_connect('host','username','pwd');
$link_id1 = mysql_connect('host','username','pwd');
$link_id2 = mysql_connect('host','username','pwd');
<?
$c1=mysql_connect('localhost','','');
$c2=mysql_connect('localhost','','');
mysql_select_db('mysql',$c1);
$sql1="select * from user";
$sql2="select count(*) from record";
$res1=mysql_query($sql1,$c1);
mysql_select_db('counter',$c2);
$res2=mysql_query($sql2,$c2);
echo mysql_num_rows($res1);
echo mysql_num_rows($res2);
?>