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Thinkphp join 连接查询

时间:2016-02-24 14:16:56      阅读:173      评论:0      收藏:0      [点我收藏+]

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 1 public function test ( )
 2         {
 3             $User = M(‘authlist‘);
 4             $rs = $User->join(‘wifi_shop  on wifi_authlist.shopid = wifi_shop.id‘)->field(‘
 5             wifi_authlist.id,
 6             wifi_authlist.shopid,
 7             wifi_authlist.routeid,
 8             wifi_authlist.mac,
 9             wifi_authlist.over_time,
10             wifi_shop.id,
11             wifi_shop.shopname,
12             wifi_shop.pid,
13             wifi_shop.trade,
14             wifi_shop.province,
15             wifi_shop.city,
16             wifi_shop.area,
17             count(wifi_authlist.mac) as times 
18             ‘)->where(‘wifi_shop.pid = %s‘,3)->group(‘wifi_authlist.mac‘)->order(‘over_time‘)->limit($Page->firstRow.‘,‘.$Page->listRows)->select();
19             dump($rs);
20         }

我这里查询的是 wifi_shop 跟 wifi_authlist 表,连接条件是

wifi_authlist.shopid = wifi_shop.id

一般要注意的是数据表包含前缀, 所以再join里 要加上前缀

 三个表连接再加一个join就行

 1 $rs = $User->join(‘wifi_shop  on wifi_authlist.shopid = wifi_shop.id‘)->join(‘wifi_phonelist on wifi_authlist.mac = wifi_phonelist.mac‘)->field(‘
 2             wifi_authlist.id,
 3             wifi_authlist.shopid,
 4             wifi_authlist.routeid,
 5             wifi_authlist.mac,
 6             wifi_authlist.over_time,
 7             wifi_authlist.agent,
 8             wifi_shop.id,
 9             wifi_shop.shopname,
10             wifi_shop.pid,
11             wifi_shop.trade,
12             wifi_shop.province,
13             wifi_shop.city,
14             wifi_shop.area,
15             wifi_phonelist.mac,
16             wifi_phonelist.phone,
17             count(wifi_authlist.mac) as times 
18             ‘)->where(‘wifi_shop.pid = %s‘,$pid)->group(‘wifi_authlist.mac‘)->order(‘over_time‘)->limit($Page->firstRow.‘,‘.$Page->listRows)->select();

 

Thinkphp join 连接查询

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原文地址:http://www.cnblogs.com/HuuBlog/p/5212664.html

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