MySQL 8.0.20 installation and configuration tutorial under Win10

[mysqld]
# Set port 3306 port=3306
# Set the installation directory of MySQL basedir=D:\\MySQL\\mysql-8.0.20-winx64 # Here is the decompression path of MySQL # Set the storage directory of MySQL database datadir=D:\\MySQL\\mysql-8.0.20-winx64\\Data # Same as above, do not create the Data directory in the path first, it will be automatically generated during initialization later # Allow the maximum number of connections max_connections=200
# The number of connection failures allowed. This is to prevent someone from trying to attack the database system from this host max_connect_errors = 10
# The default character set used by the server is UTF8
character-set-server=utf8
# The default storage engine that will be used when creating a new table default-storage-engine=INNODB
# By default, the "mysql_native_password" plug-in is used for authentication. default_authentication_plugin=mysql_native_password
[mysql]
# Set the default character set of the mysql client to default-character-set=utf8
[client]
# Set the default port used by the mysql client to connect to the server port = 3306
default-character-set=utf8

Microsoft Windows [Version 10.0.18363.815]
(c) 2019 Microsoft Corporation. All rights reserved.

C:\Windows\system32>D:

D:\>cd MySQL

D:\MySQL>cd mysql-8.0.20-winx64

D:\MySQL\mysql-8.0.20-winx64>cd bin

D:\MySQL\mysql-8.0.20-winx64\bin>

D:\MySQL\mysql-8.0.20-winx64\bin>mysqld --initialize --console
2020-05-10T11:26:21.895908Z 0 [System] [MY-013169] [Server] D:\MySQL\mysql-8.0.20-winx64\bin\mysqld.exe (mysqld 8.0.20) initializing of server in progress as process 9764
2020-05-10T11:26:21.897278Z 0 [Warning] [MY-013242] [Server] --character-set-server: 'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. 
Please consider using UTF8MB4 in order to be unambiguous.
2020-05-10T11:26:21.915225Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2020-05-10T11:26:22.619057Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2020-05-10T11:26:24.265774Z 6 [Note] [MY-010454] [Server] A temporary password is generated for root@localhost: 9Zh31zk-@mof

D:\MySQL\mysql-8.0.20-winx64\bin>mysqld --install
Service successfully installed.

D:\MySQL\mysql-8.0.20-winx64\bin>net start mysql
The MySQL service is starting.
The MySQL service was started successfully.

D:\MySQL\mysql-8.0.20-winx64\bin>mysql -u root -p
Enter password: ************
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 8
Server version: 8.0.20

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Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql> ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'your own defined password;
Query OK, 0 rows affected (0.02 sec)

mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
|mysql |
| performance_schema |
|sys|
+--------------------+
4 rows in set (0.01 sec)