CI 框架自定义数据库连接配置

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<?phpclass My_model extends CI_Model{public function __construct(){parent::__construct();$db_conn['hostname'] = "localhost";$db_conn['username'] = "root";$db_conn['password'] = "nagiosxi";$db_conn['database'] = "web";$db_conn['dbdriver'] = "mysql";$db_conn['dbprefix'] = "";$db_conn['pconnect'] = FALSE;$db_conn['db_debug'] = TRUE;$db_conn['port'] = 3306;$this->load->database($db_conn); //从此处提交配置参数,可以自定义数据库连接,可以有多个数据库的连接,不依靠config项里的单一数据库配置。//另一处自定义配置数据库连接参数的地方是在调用模块的地方//$this->load->mode('My_model', '别名',$db_conn); //别名可以无}}?>

也可以在./config/database.php 里定义数据库连接数组,在调用$this->load->database('组名');

例:

./config/database.php

   $config['my']['hostname'] = 'localhost';

   $config['my']['username'] = 'root';

调用:

 $this->load->database('my');

http://codeigniter.org.cn/user_guide/database/connecting.html 这是说明地址

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