MySQL 8.018 Windows64-bit installation tutorial

1. MySQL8.0.18 Download

1.1 Logging MySQL download page, shown in Figure 1, click Download.

Figure 1 MySQL downloads

1.2 The downloaded compressed file in the root directory of C, Figure 2 shows the downloaded zip file and execute "Extract to current folder", renamed " mysql_8_0_18_winx64 " (recommended to use good naming style), as 3 shown in FIG.

Figure 2 zip file download is complete

Figure 3 decompression of files

MySQL 1.3 unzip the file directory after originally did not " my.ini " file, we need to manually add, we recommend using " Notepad ++ " create (encoding format is UTF-8), and stored in the directory shown in Figure 3, file after adding 4.

4 increase my.ini file

The contents of the file my.ini as follows:

[mysqld]
# 设置3306端口
port=3306
# 设置mysql的安装目录
basedir=C:\mysql_8_0_18_winx64
# 设置mysql数据库的数据存放目录
datadir=C:\mysql_8_0_18_winx64\Data
# 允许最大连接数
max_connections=200
# 允许连接失败的次数
max_connect_errors=10
# 服务端使用的字符集默认为utf8mb4
character-set-server=utf8mb4
# 创建新表时将使用的默认存储引擎
default-storage-engine=INNODB
# 默认使用“mysql_native_password”插件认证
#mysql_native_password
default_authentication_plugin=mysql_native_password
[mysql]
# 设置mysql客户端默认字符集
default-character-set=utf8mb4
[client]
# 设置mysql客户端连接服务端时默认使用的端口
port=3306
default-character-set=utf8mb4

2. 设置环境变量

2.1 右键单击`我的电脑`，选择`属性`，如图5所示。

图5

2.2 选择`高级系统设置`，如图6所示。

图6

2.3 选择`环境变量`，如图7所示。

图7

2.4 选中系统变量中的`Path`，单击`编辑`，如图8所示。

图8

2.5 进入编辑页面后，单击`新建`，将环境变量：` C:\mysql_8_0_18_winx64\bin`复制粘贴进去，如图9所示：

图9

2.6 最后单击3次`确定`，完成环境变量的配置。

3. 初始化MySQL

3.1. 以`管理员身份运行`cmd，并使用`cd C:\mysql_8_0_18_winx64\bin`，改变当前目录至MySQL的bin目录，如图10所示。

> 注意：务必要切换到bin目录下。

图10

3.2 在命令行窗口输入`mysqld --initialize --console`，执行初始化命令，如图11所示。

> 注意：

将“

2019-12-30T12:50:44.852056Z 0 [System] [MY-013169] [Server] C:\mysql_8_0_18_winx64\bin\mysqld.exe (mysqld 8.0.18) initializing of server in progress as process 13240
2019-12-30T12:50:47.383338Z 5 [Note] [MY-010454] [Server] A temporary password is generated for root@localhost: HwHt1k22l3-w

”复制到Notepad++暂时存起来，后续登录或修改密码需要用到。