2024/8/5
MySQL绿色安装版
#清空/etc目录下的my.confls -l /etc/my.cnf
rm -rf /etc/my.cnfyum -y remove mariadb
find / -name "*mysql*" -exec rm -rf {} \;
将MySQL压缩包拉拽到机器里tar -xvf mysql-8.0.33-linux-glibc2.12-x86_64.tartar -xf mysql-8.0.33-linux-glibc2.12-x86_64.tar.xz
cd mysql-8.0.33-linux-glibc2.12-x86_64
ls -l
复制执行文件到/etc/local/mysql
[root@mysql ~]# cp -r mysql-8.0.33-linux-glibc2.12-x86_64 /usr/local/mysql/
查看是否存在用户mysql
[root@mysql ~]# id mysql uid=27(mysql) gid=27(mysql) 组=27(mysql) [root@mysql ~]# usradd -r -s /sbin/nologin mysql //没有的话添加用户
在/usr/local/mysql下创建mysql-files目录
[root@mysql ~]# mkdir /usr/local/mysql/mysql-files
添加属组，权限
[root@mysql ~]# chown mysql:mysql /usr/local/mysql/mysql-files/ [root@mysql ~]# chmod 750 /usr/local/mysql/mysql-files/ [root@mysql ~]# ll /usr/local/mysql/ drwxr-x---. 2 mysql mysql 6 8月 5 09:56 mysql-files
添加mysql到系统中去
[root@mysql ~]# /usr/local/mysql/bin/mysqld --initialize --user=mysql --basedir=/usr/local/mysql/ 2024-08-05T02:02:14.512638Z 0 [System] [MY-013169] [Server] /usr/local/mysql/bin/mysqld (mysqld 8.0.33) initializing of server in progress as process 3122 2024-08-05T02:02:14.521764Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started. 2024-08-05T02:02:15.223070Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended. 2024-08-05T02:02:16.872935Z 6 [Note] [MY-010454] [Server] A temporary password is generated for root@localhost: zok*m6cVpInL //下面要用mysql密码
查看是否成功
[root@mysql ~]# cd /usr/local/mysql/ [root@mysql mysql]# ls bin docs lib man README support-files data include LICENSE mysql-files share
[root@mysql mysql]# 把mysql.server文件放到/etc/init.d/目录下 [root@mysql mysql]# 便于启动 [root@mysql mysql]# cp /usr/local/mysql/support-files/mysql.server /etc/init.d/mysql8查看并添加权限chown -R mysql:mysql /usr/local/mysql/datachmod -R 755 /usr/local/mysql/data
启动成功
[root@mysql mysql]# service mysql8 start Starting MySQL SUCCESS! [root@mysql mysql]# service mysql8 restartERROR! MySQL server PID file could not be found! Starting MySQL.. SUCCESS!
进入MySQL
[root@mysql ~]# /usr/local/mysql/bin/mysql -uroot -p Enter password: //密码 ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES) [root@mysql ~]# /usr/local/mysql/bin/mysql -uroot -p Enter password: Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 11 Server version: 8.0.33 Copyright (c) 2000, 2023, Oracle and/or its affiliates. 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>
