MySQL installation, Windows version

MySql install

Download address ：

https://downloads.mysql.com/archives/community/

Unzip to the installation directory , Configure environment variables

MySql catalogue

bin Catalog

Some executable files , Such as mysql.exe, mysqld.exe, mysqlshow.exe

docs Catalog

mysql Document resource directory

Data Catalog

The file directory of the database , Store database and log files

After logging in, you can use SHOW GLOBAL VARIABLES LIKE “%Datadir%”; see Data Directory location .

include Catalog

Store some header files , Such as mysql.h , mysql_ername.h

lib Catalog

Core library files

share Catalog

For storing character sets , Language and other information

my.ini file

my.ini yes MySql The default configuration file , In general , Just modify my.ini The content in the configuration file can be used to MySql To configure .

MySql Initialization information of

• 1、 Initialize temporary password

​ mysqld --initialize -user=mysql --console

• 2、 install mysql service

  mysqld --install

• 3、 start-up mysql service

  net start mysql

• 4、 Sign in mysql, Need a password

  mysql -uroot -p

• 5、 modify root User password

  ALTER USER ‘root’@‘localhost’ IDENTIFIED WITH mysql_native_password BY ‘123456’

• 6、 modify root User permissions

  create user ‘root’@’%’ IDENTIFIED WITH mysql_native_password BY ‘123456’

MySql The configuration file my.ini

[mysqld]
#  Set port 
port = 3306
#  Character set 
character-set-server = utf8
#  The default storage engine that will be used when creating a new table 
default-storage-engine = INNODB

[mysql]
#  Set up the client   Default character set 
default-character-set = utf8

[client]
#  Set up msql The default port when the client connects to the server 
port=3306
default-character-set = utf8