When trying to connect to the remote mysql server from the client system, we often encounter the following problem. The remote client is not allowed to access this mysql server, as shown below.
# mysql -h 192.168.1.10 -u root -p Enter password: [Output] ERROR 1130 (HY000): Host '192.168.1.12' is not allowed to connect to this MySQL server
This problem is because if the client system does not have the permission to connect to the mysql server. By default, mysql server does not allow any remote client connections.
(Related recommendations: MySQL Tutorial)
Allow MySQL client to connect:
Allow the client system to connect to the mysql server . First use ssh to log in to the remote mysql server, and then log in to the mysql server locally. Now use the following command to allow remote clients. For example, if the remote client's IP is 192.168.1.12 and tries to connect through the MySQL root account.
[The following commands need to be run on the mysql server]
# mysql -u root -p Enter password: mysql> GRANT ALL ON *.* to root@'192.168.1.12' IDENTIFIED BY 'new-password'; mysql> FLUSH PRIVILEGES; mysql> quit
A new account has been successfully created in the MySQL server to connect from the specified client system.
Let's try to connect from the client system.
# mysql -h 192.168.1.10 -u root -p [Sample Output] Enter password: Welcome to the MySQL monitor. Commands end with ; or g. Your MySQL connection id is 27 Server version: 5.1.69 Source distribution Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners. Type 'help;' or 'h' for help. Type 'c' to clear the current input statement. mysql>
This article has ended here. For more exciting content, you can pay attention to other related column tutorials on the php Chinese website! ! !
The above is the detailed content of How to allow remote clients to connect to MySQL server. For more information, please follow other related articles on the PHP Chinese website!

本篇文章给大家带来了关于mysql的相关知识,其中主要介绍了关于架构原理的相关内容,MySQL Server架构自顶向下大致可以分网络连接层、服务层、存储引擎层和系统文件层,下面一起来看一下,希望对大家有帮助。

在mysql中,可以利用char()和REPLACE()函数来替换换行符;REPLACE()函数可以用新字符串替换列中的换行符,而换行符可使用“char(13)”来表示,语法为“replace(字段名,char(13),'新字符串') ”。

mysql的msi与zip版本的区别:1、zip包含的安装程序是一种主动安装,而msi包含的是被installer所用的安装文件以提交请求的方式安装;2、zip是一种数据压缩和文档存储的文件格式,msi是微软格式的安装包。

方法:1、利用right函数,语法为“update 表名 set 指定字段 = right(指定字段, length(指定字段)-1)...”;2、利用substring函数,语法为“select substring(指定字段,2)..”。

转换方法:1、利用cast函数,语法“select * from 表名 order by cast(字段名 as SIGNED)”;2、利用“select * from 表名 order by CONVERT(字段名,SIGNED)”语句。

本篇文章给大家带来了关于mysql的相关知识,其中主要介绍了关于MySQL复制技术的相关问题,包括了异步复制、半同步复制等等内容,下面一起来看一下,希望对大家有帮助。

本篇文章给大家带来了关于mysql的相关知识,其中主要介绍了mysql高级篇的一些问题,包括了索引是什么、索引底层实现等等问题,下面一起来看一下,希望对大家有帮助。

在mysql中,可以利用REGEXP运算符判断数据是否是数字类型,语法为“String REGEXP '[^0-9.]'”;该运算符是正则表达式的缩写,若数据字符中含有数字时,返回的结果是true,反之返回的结果是false。


Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

AI Hentai Generator
Generate AI Hentai for free.

Hot Article

Hot Tools

WebStorm Mac version
Useful JavaScript development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

SublimeText3 Chinese version
Chinese version, very easy to use

Safe Exam Browser
Safe Exam Browser is a secure browser environment for taking online exams securely. This software turns any computer into a secure workstation. It controls access to any utility and prevents students from using unauthorized resources.

Dreamweaver Mac version
Visual web development tools
