MySQL安装【Centos, Ubuntu, Windows】

一：Centos安装

cpp 复制代码

# 卸载不需要的环境
ps ajx | grep mysql
systemctl stop mysqld
ps ajx | grep mysql
 
rpm -qa | grep mysql
rpm -qa | grep mysql | xargs yum -y remove
rpm -qa | grep mysql
ps ajx | grep mysql
 
ls /etc/my.cnf
ls /var/lib/mysql/
 
# 安装 mysql 官方 yun 源
wget http://repo.mysql.com/mysql57-community-release-el7.rpm
ls /etc/yum.repos.d/ -al
rpm -ivh mysql57-community-release-el7.rpm
yum list | grep mysql
 
# 安装 mysql 服务
sudo yum install -y mysql-community-server
ls /etc/my.cnf
which mysql
which mysqld
 
# 将它启动
systemctl start mysqld
ps ajx | grep mysqld
netstat -nltp
 
# 解决登录问题
vim /etc/my.cnf
在 mysqld 最后一栏添加：skip-grant-tables , 并保存退出
systemctl restart mysqld
mysql -u root -p
 
# 配置客户端 汉字不回显
vim /etc/my.cnf
在 mysql 的最后一栏添加：default-character-set=utf8
 
# 配置服务端
vim /etc/my.cnf
在 mysqld 最后一栏添加：
port=3306
character-set-server=utf8
default-storage-engine=innodb
 
# 设置开机自启
systemctl enable mysqld
systemctl daemon-reload
 
# 登录的正确方式
mysql -h 127.0.0.1 -P 3306 -u root -p

二：Ubuntu安装

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        sudo apt install mysql-server -y
        sudo apt install libmysqlclient-dev -y
        sudo apt install mysql-client -y
        sudo systemctl start mysql
        sudo systemctl enable mysql
        sudo systemctl status mysql
        sudo mysql_secure_installation
        sudo mysql -u root -p

三：Windows安装

强推这位博主的：Windows下MySQL和MYSQL_workbench的安装

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