大数据营销网站,商城网站设计目标,购物网站开发平台,dw做的上传网站打不开PHP无法连接数据库的解决办法总结#xff1a;1、获取当前 mysql.default_socket、mysqli.default_socket、pdo_mysql.default_socket 配置信息建立一个 PHP 文件#xff0c;显示 phpinfo()#xff0c;用浏览器打开如图:在此页面#xff0c;找到mysql.default_socket、mysql…PHP无法连接数据库的解决办法总结1、获取当前 mysql.default_socket、mysqli.default_socket、pdo_mysql.default_socket 配置信息建立一个 PHP 文件显示 phpinfo()用浏览器打开如图:在此页面找到mysql.default_socket、mysqli.default_socket、pdo_mysql.default_socket信息2、获取 MySQL socket 路径通过控制台进入 MySQL, 输入命令: STATUS, 查找 UNIX socket 值#mysql -u root -pEnter password:Welcome to the MySQL monitor. Commands end with ; or \g.Your MySQL connection id is 8Server version: 5.7.11 MySQL Community Server (GPL)Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.Oracle is a registered trademark of Oracle Corporation and/or itsaffiliates. Other names may be trademarks of their respectiveowners.Type ‘help;‘ or ‘\h‘ for help. Type ‘\c‘ to clear the current input statement.mysql STATUS--------------mysql Ver 14.14 Distrib 5.7.11, for osx10.9 (x86_64) using EditLine wrapperConnection id: 8Current database:Current user: rootlocalhostSSL: Not in useCurrent pager: lessUsing outfile: ‘‘Using delimiter: ;Server version: 5.7.11 MySQL Community Server (GPL)Protocol version: 10Connection: Localhost via UNIX socketServer characterset: utf8Db characterset: utf8Client characterset: utf8Conn. characterset: utf8UNIX socket: /tmp/mysql.sockUptime: 8 days 15 hours 1 min 17 secThreads: 2 Questions: 21 Slow queries: 0 Opens: 114 Flush tables: 1 Open tables: 0 Queries per second avg: 0.000--------------3、这时候, 你对比 mysql.default_socket、mysqli.default_socket、pdo_mysql.default_socket 和 通过 MySQL UNIX socket 发现不一样, 这就是 mysql_connect(); 警告的原因: PHP 配置 mysql 有问题。4、重新配置 PHP, 打开php.ini修改mysql.default_socket、mysqli.default_socket、pdo_mysql.default_socket 的值为: /tmp/mysql.sockpdo_mysql.default_socket/tmp/mysql.sockmysql.default_socket/tmp/mysql.sockmysqli.default_socket/tmp/mysql.sock或者修改my.cnf的socket[client]socket/tmp/mysql.sock[mysqld]socket/tmp/mysql.sock5、重启nginx或者apache
