标签：command reserve start NPU == res lte system 长度
安装Yum Repository
[root@liujunjun ~]# wget https://repo.mysql.com//mysql80-community-release-el8-1.noarch.rpm --2020-12-08 08:06:16-- https://repo.mysql.com//mysql80-community-release-el8-1.noarch.rpm 正在解析主机 repo.mysql.com (repo.mysql.com)... 23.215.59.160 正在连接 repo.mysql.com (repo.mysql.com)|23.215.59.160|:443... 已连接。 已发出 HTTP 请求，正在等待回应... 200 OK 长度：30388 (30K) [application/x-redhat-package-manager] 正在保存至: “mysql80-community-release-el8-1.noarch.rpm” mysql80-community-release-el8-1.noarch.rp 100%[====================================================================================>] 29.68K 166KB/s 用时 0.2s 2020-12-08 08:06:17 (166 KB/s) - 已保存 “mysql80-community-release-el8-1.noarch.rpm” [30388/30388])
使用rpm来安装MySQL
[root@liujunjun ~]# rpm -ivh mysql80-community-release-el8-1.noarch.rpm 警告：mysql80-community-release-el8-1.noarch.rpm: 头V3 DSA/SHA1 Signature, 密钥 ID 5072e1f5: NOKEY Verifying... ################################# [100%] 准备中... ################################# [100%] 正在升级/安装... 1:mysql80-community-release-el8-1 ################################# [100%]
使用yum安装mysql服务
[root@liujunjun ~]# yum install mysql-server
启动服务
[root@liujunjun ~]# systemctl start mysqld [root@liujunjun ~]# systemctl enable mysqld.service Created symlink /etc/systemd/system/multi-user.target.wants/mysqld.service → /usr/lib/systemd/system/mysqld.service.
[root@liujunjun ~]# mysql Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 8 Server version: 8.0.21 Source distribution Copyright (c) 2000, 2020, 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>
在MySQL 8.04前，执行：SET PASSWORD=PASSWORD(‘[新密码]’);但是MySQL8.0.4开始，这样默认是不行的。因为之前，MySQL的密码认证插件是“mysql_native_password”，而现在使用的是“caching_sha2_password”。
修改密码为123456（密码可以设置为任意值）：
mysql> user mysql; ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ‘user mysql‘ at line 1 mysql> use mysql; Reading table information for completion of table and column names You can turn off this feature to get a quicker startup with -A Database changed mysql> ALTER USER ‘root‘@‘localhost‘ IDENTIFIED WITH mysql_native_password BY ‘123456‘; Query OK, 0 rows affected (0.01 sec) mysql> FLUSH PRIVILEGES; Query OK, 0 rows affected (0.01 sec) mysql>
[root@liujunjun ~]# mysql -uroot -p Enter password: Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 9 Server version: 8.0.21 Source distribution Copyright (c) 2000, 2020, 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>
标签：command reserve start NPU == res lte system 长度
原文地址：https://www.cnblogs.com/liujunjun/p/14105774.html
