想了解php中使用临时表查询数据的一个例子的相关内容吗,在本文为您仔细讲解php中使用临时表查询数据的相关知识和一些Code实例,欢迎阅读和指正,我们先划重点:临时表,查询数据,下面大家一起来学习吧。
$sql3="CREATE TEMPORARY TABLE atmp_table(uid int(11),dnum int(20) not null)";
mysql_query($sql3);
$sql3="INSERT into atmp_table(uid,dnum) SELECT uid,count(soid) as dnum
FROM `cy_score2`
where (nei='下载' or nei='下载试题')
group by uid having dnum>150
order by dnum desc limit 10";
mysql_query($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) ;