使用暫存資料表查詢資料的一個例子

$sql3="CREATE TEMPORARY TABLE atmp_table(uid int(11),dnum int(20) not null)"; mysql_query($sql3); $sql3="INSERT into atmp_table(uid,dnum) SELECT uid,count(soid) as dnum FROM `cy_score2` where (nei='下載' or nei='下載試題') group by uid having dnum>150 order by dnum desc limit 10"; mysql_query($sql3); $sql3="select a.uid,count(b.tid) as unum from atmp_table a left join cy_test b on a.uid=b.uid group by b.uid order by a.dnum desc,unum asc limit 5"; $query4=mysql_query($sql3); $rs=mysql_fetch_array($query4) ; 複製代碼

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