MySQL原生PHP操作-天龙八步

知其黑、受其白发布时间：2021-07-22 13:16:28 ，浏览量：0

MySQL原生PHP操作-天龙八步

PHP MySQLi 扩展
- 数据库连接与查询
PDO 扩展与 MySQL 数据库交互
- PDO 简介与安装
- 建立数据库连接与基本查询
- 通过预处理语句进行增删改查
- - 增删改查示例代码
  - 测试代码
  - 数据库事务

PHP MySQLi 扩展

PHP 官方提供了很多用于与 MySQL 服务器进行交互的扩展，从最早的 mysql 到后来增强版的 mysqli（更加安全），它们都是 PHP 函数式编程时代的扩展包，一般来说，本地 PHP 集成开发环境都会自带 mysqli 扩展：

在这里插入图片描述

数据库连接与查询


    
        
        
        
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	    基本
        文件
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查询信息 : 18 queries 0 writes 
文件加载 : 36
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会话信息 : SESSION_ID=85qbnbraovo20p3lkrdmsgg5rk
    
    
        
    
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Run Behavior\BuildLiteBehavior [ RunTime:0.000009s ]
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Run Behavior\ReadHtmlCacheBehavior [ RunTime:0.000422s ]
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Run Behavior\ParseTemplateBehavior [ RunTime:0.021441s ]
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[ view_filter ] --START--
Run Behavior\WriteHtmlCacheBehavior [ RunTime:0.000212s ]
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[ app_end ] --START--
    
    
        
    
	[2] session_save_path(): open_basedir restriction in effect. File(/var/lib/php/session) is not within the allowed path(s): (/www/wwwroot/www.chaojiit.com/:/tmp/) /www/wwwroot/www.chaojiit.com/ThinkPHP/Common/functions.php 第 1239 行.
[8192] Array and string offset access syntax with curly braces is deprecated /www/wwwroot/www.chaojiit.com/ThinkPHP/Library/Think/Cache/Driver/File.class.php 第 59 行.
[8] Undefined variable: user /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 34 行.
[8] Undefined variable: user /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 134 行.
[8] Trying to access array offset on value of type null /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 134 行.
[8] Undefined variable: user /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 135 行.
[8] Trying to access array offset on value of type null /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 135 行.
[8] Undefined variable: pinglun_list /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 144 行.
[8] Undefined variable: top_list /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 179 行.
    
    
        
    
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0.1016s