命令行快速安装MySQL

Posted 2021-11-24 Mr.zhou_Zxy

第一步：

将下载好的mysql的版本文件放在自定义目录

MySQL下载

第二步：

添加一个data文件夹和一个my.ini文件

需要注意的是设置MySQL安装目录和数据目录的时候，路径名用的是正斜杠

• my.ini文件内容

[mysql]

# 设置mysql客户端默认字符集

default-character-set=utf8mb4

[mysqld]

# 设置3306端口

port = 10086

# 设置mysql的安装目录

basedir=D:/software/MySQL/mysql-8.0.27-winx64

# 设置mysql数据库的数据的存放目录

datadir=D:/software/MySQL/mysql-8.0.27-winx64/data

# 允许最大连接数

max_connections=20

# 服务端使用的字符集默认为8比特编码的latin1字符集

character-set-server=utf8mb4

# 创建新表时将使用的默认存储引擎

default-storage-engine=INNODB

wait_timeout=31536000

interactive_timeout=31536000

第三步：

以管理员身份运行cmd

第四步：

• 进入指定目录

C:\\Windows\\system32>cd D:\\software\\MySQL\\mysql-8.0.27-winx64\\data

• 初始化

D:\\software\\MySQL\\mysql-8.0.27-winx64\\bin>mysqld --initialize --console
2021-10-28T01:27:04.640310Z 0 [Warning] [MY-000081] [Server] option 'wait_timeout': unsigned value 31536000 adjusted to 2147483.
2021-10-28T01:27:04.640562Z 0 [System] [MY-013169] [Server] D:\\software\\MySQL\\mysql-8.0.27-winx64\\bin\\mysqld.exe (mysqld 8.0.27) initializing of server in progress as process 9432
2021-10-28T01:27:04.660209Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2021-10-28T01:27:05.256802Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2021-10-28T01:27:06.806077Z 0 [Warning] [MY-013746] [Server] A deprecated TLS version TLSv1 is enabled for channel mysql_main
2021-10-28T01:27:06.806249Z 0 [Warning] [MY-013746] [Server] A deprecated TLS version TLSv1.1 is enabled for channel mysql_main
2021-10-28T01:27:06.962565Z 6 [Note] [MY-010454] [Server] A temporary password is generated for root@localhost: sd_yZU>Ce3rl

• 安装

D:\\software\\MySQL\\mysql-8.0.27-winx64\\bin>mysqld install
Service successfully installed.

• 启动

D:\\software\\MySQL\\mysql-8.0.27-winx64\\bin>net start mysql
MySQL 服务正在启动 .
MySQL 服务已经启动成功。

• 进入MySQL

D:\\software\\MySQL\\mysql-8.0.27-winx64\\bin>mysql -hlocalhost -uroot -p -P10086
Enter password: ************
Welcome to the MySQL monitor.  Commands end with ; or \\g.
Your MySQL connection id is 8
Server version: 8.0.27

Copyright (c) 2000, 2021, 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>

• 修改密码

mysql> alter user 'root'@'localhost' identified with mysql_native_password by 'root';
Query OK, 0 rows affected (0.04 sec)

• 完成退出

mysql> exit;
Bye