mysql8.0.25升级到mysql8.0.30

1、查看当前需要升级的版本
mysql8.0.25升级到mysql8.0.30_第1张图片
mysql8.0.25升级到mysql8.0.30_第2张图片

2、停止当前运行mysql
mysql8.0.25升级到mysql8.0.30_第3张图片
3、下载需要更新的8.0.30版本
https://dev.mysql.com/downloads/mysql/
mysql8.0.25升级到mysql8.0.30_第4张图片
4、解压新版本的包

[root@localhost ~]# tar xf mysql-8.0.30-linux-glibc2.12-x86_64.tar.xz -C /usr/local/

5、修改之前的文件名,mysql—>mysqlold

 mv /usr/local/mysql /usr/local/mysqlold
[root@localhost ~]# ln -s /usr/local/mysql-8.0.30-linux-glibc2.12-x86_64/ /usr/local/mysql 
[root@localhost ~]# cp /usr/local/mysql/support-files/mysql.server  /etc/init.d/mysqld
[root@localhost ~]# chmod 777 /etc/init.d/mysqld
[root@localhost ~]# systemctl start mysqld
[root@localhost ~]# ss -antl
State      Recv-Q      Send-Q           Local Address:Port            Peer Address:Port     Process     
LISTEN     0           128                    0.0.0.0:22                   0.0.0.0:*                    
LISTEN     0           128                       [::]:22                      [::]:*                    
LISTEN     0           70                           *:33060                      *:*                    
LISTEN     0           128                          *:3306                       *:*  
[root@localhost ~]# mysql -uroot -p1
mysql: [Warning] Using a password on the command line interface can be insecure.
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 10
Server version: 8.0.30 MySQL Community Server - GPL

Copyright (c) 2000, 2022, 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> select version();
+-----------+
| version() |
+-----------+
| 8.0.30    |
+-----------+
1 row in set (0.00 sec)

//查看数据
mysql> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| mysql              |
| performance_schema |
| sys                |
| yy                 |
+--------------------+
5 rows in set (0.00 sec)


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