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Codeigniter 3.0.3数据库配置

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我是codeigniter 3.0的新手 . 我正在我的服务器上传我的项目 . 但我面临一些困扰我的错误 . 但它在当地工作得很好 . 我用谷歌搜索,但没有找到我的答案 . 我认为有一些数据库配置问题 .

这是我的database.php

$db['default'] = array(
'dsn'   => '',
'hostname' => 'http://selectomobile.com/freber',
'username' => 'my username',
'password' => 'mypassword',
'database' => 'mydatabasename',
'dbdriver' => 'mysqli',
'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

);

有些错误让我感到恼火 .

1 .

遇到PHP错误严重性:警告消息:mysqli :: real_connect():php_network_getaddresses:getaddrinfo failed:名称或服务未知文件名:mysqli / mysqli_driver.php行号:161 Backtrace:文件:/ home / selectom / public_html / freber /index.php行:292功能:require_once

2 .

遇到PHP错误严重性:警告消息:mysqli :: real_connect():( HY000 / 2002):php_network_getaddresses:getaddrinfo failed:名称或服务未知文件名:mysqli / mysqli_driver.php行号:161 Backtrace:文件:/ home /selectom/public_html/freber/index.php行:292功能:require_once

3 .

遇到PHP错误严重性:警告消息:无法修改标头信息 - 已经发送的标头(输出从/home/selectom/public_html/freber/system/core/Exceptions.php:272开始)文件名:core / Common.php Line编号:568 Backtrace:文件:/home/selectom/public_html/freber/index.php行:292功能:require_once

4 .

发生数据库错误无法使用提供的设置连接到数据库服务器 . 文件名:core / CodeIgniter.php行号:500

1 回答

  • 0

    你的代码错了

    您的代码

    $db['default'] = array(
    'dsn'   => '',
    'hostname' => 'http://selectomobile.com/freber', # Wrong 
    'username' => 'my username',
    'password' => 'mypassword',
    'database' => 'mydatabasename',
    'dbdriver' => 'mysqli',
    'dbprefix' => '',
    'pconnect' => FALSE, # don't change this
    'db_debug' => (ENVIRONMENT !== 'production'), # Wrong 
    'cache_on' => FALSE,
    'cachedir' => '',
    'char_set' => 'utf8',
    'dbcollat' => 'utf8_general_ci',
    'swap_pre' => '',
    'encrypt' => FALSE,
    'compress' => FALSE,
    'stricton' => FALSE,
    'failover' => array(),
    'save_queries' => TRUE # There is no such config
    );
    

    我的(数据库配置Codeigniter)

    $db['default'] = array(
        'dsn'   => '',
        'hostname' => 'localhost', # this should be localhost
        'username' => 'root', # username which creates from DB wizard
        'password' => '', # password which creates from DB wizard
        'database' => 'database_name',
        'dbdriver' => 'mysqli',
        'dbprefix' => '',
        'pconnect' => TRUE,
        'db_debug' => TRUE, # Changed
        'cache_on' => FALSE,
        'cachedir' => '',
        'char_set' => 'utf8',
        'dbcollat' => 'utf8_general_ci',
        'swap_pre' => '',
        'encrypt' => FALSE,
        'compress' => FALSE,
        'stricton' => FALSE,
        'failover' => array()
    );
    

    To change environment

    转到root中的 index.php . (如果CI3第56行)

    define('ENVIRONMENT', isset($_SERVER['CI_ENV']) ? $_SERVER['CI_ENV'] : 'development');
    

    Available environments

    • 开发

    • 测试

    • 生产环境

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