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原始鏈接：https://segmentfault.com/q/1010000000475470

按照如下方法成功安裝並啟動：

mysql -u root -p

/usr/local/opt/mysql/bin/mmysql -u root -p
Enter password: 
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 11
Server version: 8.0.15 Homebrew

Copyright (c) 2000, 2019, 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> 

1、安裝：sunyichaodeMacBook-Pro:~ sunyichao$ brew install mysql
2、開啟mysql：mysql.server start
2、使用mysql的配置腳本：/usr/local/opt/mysql/bin/mysql_secure_installation //mysql 提供的配置向導

sunyichaodeMacBook-Pro:~ sunyichao$ /usr/local/opt/mysql/bin/mysql_secure_installation   //mysql 提供的配置向導
Securing the MySQL server deployment.
Connecting to MySQL using a blank password.
VALIDATE PASSWORD PLUGIN can be used to test passwordsand improve security. It     checks the strength of password and allows the users to set only those passwords 
 
which are secure enough. Would you like to setup VALIDATE PASSWORD plugin?

Press y|Y for Yes, any other key for No: k //是否采用mysql密碼安全檢測插件（這裏作為演示選擇否，密碼檢查插件要求密碼復雜程度高，大小寫字母+數字+字符等）
Please set the password for root here. // 首次使用自帶配置腳本，設置root密碼

New password:

Re-enter new password:

By default, a MySQL installation has an anonymous user, allowing anyone to log into MySQL without having to have a user account created for This is intended only for testing, and to make the installation go a bit smoother. You should remove them before moving into a production environment.    
Remove anonymous users? [Y/n] Y //是否刪除匿名用戶
 ... Success!

Normally, root should only be allowed to connect from ‘localhost‘.This
ensures that someone cannot guess at the root password from the network.

Disallow root login remotely? [Y/n] Y //是否禁止遠程登錄
 ... Success!

By default, MySQL comes with a database named ‘test‘ that anyone can
access.This is also intended only for testing, and should be removed
before moving into a production environment.

Remove test database and access to it? [Y/n] Y //刪除測試數據庫，並登錄
 Dropping test database...
 ... Success!
 Removing privileges on test database...
 ... Success!

Reloading the privilege tables will ensure that all changes made so far
will take effect immediately.

Reload privilege tables now? [Y/n] Y//重新載入權限表
 ... Success!

All done!  If you‘ve completed all of the above steps, your MySQL
installation should now be secure.

Thanks for using MySQL!

Cleaning up...
sunyichaodeMacBook-Pro:~ sunyichao$

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mac下mysql安裝及配置啟動