Tutorial on installing mysql5.7.36 database in Linux environment

Download address: https://dev.mysql.com/downloads/mysql/5.7.html#downloads

insert image description here

Upload to server

rz-be

Unzip the file

tar -xvf mysql-5.7.36-linux-glibc2.12-x86_64.tar.gz

insert image description here

Move and rename it

mv mysql-5.7.36-linux-glibc2.12-x86_64 /usr/local/mysql

Create mysql user groups and users and modify permissions

groupadd mysql
useradd -r -g mysql mysql

If groupadd: group 'mysql' already exists appears, ignore it because you have installed mysql before, just skip it

Create a data directory and grant permissions

mkdir -p /data/mysql #Create directory chown mysql:mysql -R /data/mysql #Give permissions

insert image description here

Configure my.cnf

vim /etc/my.cnf

The content is as follows

[mysqld]
bind-address=0.0.0.0
port=3306
user=mysql
basedir=/usr/local/mysql
datadir=/data/mysql
socket=/tmp/mysql.sock
log-error=/data/mysql/mysql.err
pid-file=/data/mysql/mysql.pid
#character config
character_set_server=utf8mb4
symbolic-links=0
explicit_defaults_for_timestamp=true
innodb_log_file_size = 512M
max_allowed_packet = 200M

insert image description here

After editing: wq! Save and exit

Initialize the database

Enter the mysql bin directory

cd /usr/local/mysql/bin/

initialization

./mysqld --defaults-file=/etc/my.cnf --basedir=/usr/local/mysql/ --datadir=/data/mysql/ --user=mysql --initialize

View Password

cat /data/mysql/mysql.err

insert image description here

Start mysql and change the root password

First place mysql.server in /etc/init.d/mysql

cp /usr/local/mysql/support-files/mysql.server /etc/init.d/mysql

Start mysql and view the mysql process

service mysql start
 
ps -ef | grep mysql

insert image description here

This means that MySQL has been installed successfully. Next, change the password. First log in to MySQL. The previous one is randomly generated.

./mysql -u root -p #bin directory

Follow the next five steps and log in again.

SET PASSWORD = PASSWORD('123456');
ALTER USER 'root'@'localhost' PASSWORD EXPIRE NEVER;
FLUSH PRIVILEGES;  
update user set host = '%' where user = 'root'; #Enable root to access from any host FLUSH PRIVILEGES;#Refresh

Connect to mysql visualization tool

insert image description here

Finish

This is the end of this article about the tutorial on installing mysql5.7.36 database in Linux environment. For more relevant content about installing mysql5.7.36 in Linux, please search for previous articles on 123WORDPRESS.COM or continue to browse the related articles below. I hope everyone will support 123WORDPRESS.COM in the future!

You may also be interested in: