\application\config->database.php
$db['default'] = array('dsn'=> '','hostname' => '104.198.177.3', //如果你是用本地端就填localhost'username' => 'harris','password' => 'h70069h','database' => 'hshop','dbdriver' => 'mysqli', //以下基本上没用过'dbprefix' => '','pconnect' => FALSE,'db_debug' => (ENVIRONMENT !== 'production'),'cache_on' => FALSE,'cachedir' => '','char_set' => 'utf8','dbcollat' => 'utf8_general_ci','swap_pre' => '','encrypt' => FALSE,'compress' => FALSE,'stricton' => FALSE,'failover' => array(),'save_queries' => TRUE);