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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：4

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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	请求信息 : 2025-09-11 00:40:11 HTTP/2.0 GET : /home/article/detail/id/438581.html
运行时间 : 0.0704s ( Load:0.0163s Init:0.0024s Exec:0.0359s Template:0.0159s )
吞吐率 : 14.20req/s
内存开销 : 1,925.50 kb
查询信息 : 18 queries 0 writes 
文件加载 : 36
缓存信息 : 5 gets 0 writes 
配置加载 : 132
会话信息 : SESSION_ID=dk7ijmd8fddse3tp2ptp89rrhc
    
    
        
    
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/www/wwwroot/www.chaojiit.com/ThinkPHP/Conf/debug.php ( 1.51 KB )
/www/wwwroot/www.chaojiit.com/Application/Home/Conf/config.php ( 0.05 KB )
/www/wwwroot/www.chaojiit.com/ThinkPHP/Library/Behavior/ReadHtmlCacheBehavior.class.php ( 5.62 KB )
/www/wwwroot/www.chaojiit.com/Application/Home/Controller/ArticleController.class.php ( 6.71 KB )
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/www/wwwroot/www.chaojiit.com/ThinkPHP/Library/Think/Template/TagLib.class.php ( 9.19 KB )
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/www/wwwroot/www.chaojiit.com/ThinkPHP/Library/Behavior/WriteHtmlCacheBehavior.class.php ( 1.43 KB )
/www/wwwroot/www.chaojiit.com/ThinkPHP/Library/Behavior/ShowPageTraceBehavior.class.php ( 5.27 KB )
    
    
        
    
	[ app_init ] --START--
Run Behavior\BuildLiteBehavior [ RunTime:0.000055s ]
[ app_init ] --END-- [ RunTime:0.000109s ]
[ app_begin ] --START--
Run Behavior\ReadHtmlCacheBehavior [ RunTime:0.000983s ]
[ app_begin ] --END-- [ RunTime:0.001100s ]
[ view_parse ] --START--
[ template_filter ] --START--
Run Behavior\ContentReplaceBehavior [ RunTime:0.000121s ]
[ template_filter ] --END-- [ RunTime:0.000175s ]
Run Behavior\ParseTemplateBehavior [ RunTime:0.011967s ]
[ view_parse ] --END-- [ RunTime:0.012023s ]
[ view_filter ] --START--
Run Behavior\WriteHtmlCacheBehavior [ RunTime:0.000410s ]
[ view_filter ] --END-- [ RunTime:0.000449s ]
[ 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 40 行.
[8] Undefined variable: user /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 100 行.
[8] Trying to access array offset on value of type null /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 100 行.
[8] Undefined variable: user /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 101 行.
[8] Trying to access array offset on value of type null /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 101 行.
[8] Undefined variable: pinglun_list /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 110 行.
    
    
        
    
	SHOW COLUMNS FROM `configuration` [ RunTime:0.0011s ]
SELECT `value` FROM `configuration` WHERE `name` = 'site_name' LIMIT 1   [ RunTime:0.0002s ]
SHOW COLUMNS FROM `menu` [ RunTime:0.0011s ]
SELECT * FROM `menu` WHERE `fid` = 0 AND `status` = 1  [ RunTime:0.0002s ]
SELECT * FROM `menu` WHERE `fid` = 1 AND `status` = 1  [ RunTime:0.0002s ]
SELECT * FROM `menu` WHERE `fid` = 2 AND `status` = 1  [ RunTime:0.0007s ]
SELECT * FROM `menu` WHERE `fid` = 3 AND `status` = 1  [ RunTime:0.0002s ]
SELECT * FROM `menu` WHERE `fid` = 4 AND `status` = 1  [ RunTime:0.0001s ]
SHOW COLUMNS FROM `article` [ RunTime:0.0013s ]
SELECT * FROM `article` WHERE `id` = 438581 LIMIT 1   [ RunTime:0.0008s ]
SHOW COLUMNS FROM `bloger` [ RunTime:0.0011s ]
SELECT * FROM `bloger` WHERE `id` = 807 LIMIT 1   [ RunTime:0.0008s ]
SELECT COUNT(*) AS tp_count FROM `article` WHERE `bloger_id` = 807 LIMIT 1   [ RunTime:0.0002s ]
SHOW COLUMNS FROM `article_content` [ RunTime:0.0011s ]
SELECT `content` FROM `article_content` WHERE `article_id` = 438581 LIMIT 1   [ RunTime:0.0008s ]
SHOW COLUMNS FROM `article_cate` [ RunTime:0.0011s ]
SELECT `name` FROM `article_cate` WHERE `id` = 259 LIMIT 1   [ RunTime:0.0001s ]
SELECT * FROM `article` WHERE `bloger_id` = 807 ORDER BY view_count desc LIMIT 0,10   [ RunTime:0.0009s ]
    
    
        
    
	    
    
    



0.0704s