How to Change Mysql Port Number On Linux Mint 20.2
To change Mysql Port number On linux Mint 20.2
Introduction:
MySQL is an open-source relational database management system. Its name is a combination of "My", the name of co-founder Michael Widenius's daughter, and "SQL", the abbreviation for Structured Query Language
Installation Procedure :
Step 1 : To check the Os verson by using the following command
root@linuxhelp:~# lsb_release -a
No LSB modules are available.
Distributor ID: Linuxmint
Description: Linux Mint 20.2
Release: 20.2
Codename: uma
Step 2 : Getting into the mysql shell
root@linuxhelp:~# mysql
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 8
Server version: 8.0.28-0ubuntu0.20.04.3 (Ubuntu)
Copyright (c) 2000, 2022, Oracle and/or its affiliates.
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.
Step 3 : Checking the port number by using the following command
mysql> select @@port;
+--------+
| @@port |
+--------+
| 3306 |
+--------+
1 row in set (0.00 sec)
Step 4 : Quit the mysql shell by using the bellow commands
mysql> \q
Bye
Step 5 : Entering into the Configuration directory by using the below command
root@linuxhelp:~# cd /etc/mysql/mysql.conf.d/
Step 6 : Listing the files in the following directory
root@linuxhelp:/etc/mysql/mysql.conf.d# ls -la
total 20
drwxr-xr-x 2 root root 4096 Feb 22 03:47 .
drwxr-xr-x 4 root root 4096 Feb 22 01:29 ..
-rw-r--r-- 1 root root 132 Feb 22 00:59 mysql.cnf
-rw-r--r-- 1 root root 2220 Feb 22 03:47 mysqld.cnf
-rw-r--r-- 1 root root 2219 Feb 22 01:29 mysqld.cnf.save
Step 7 : editing the mysqld.cnf Configuraion file
root@linuxhelp:/etc/mysql/mysql.conf.d# nano mysqld.cnf
# The MySQL database server configuration file.
#
# One can use all long options that the program supports.
# Run program with --help to get a list of available options and with
# --print-defaults to see which it would actually understand and use.
#
# For explanations see
# http://dev.mysql.com/doc/mysql/en/server-system-variables.html
# Here is entries for some specific programs
# The following values assume you have at least 32M ram
[mysqld]
#
# * Basic Settings
#
user = mysql
# pid-file = /var/run/mysqld/mysqld.pid
# socket = /var/run/mysqld/mysqld.sock
# port = 3344
# datadir = /var/lib/mysql
Step 8 : Restarting the mysql service by using the below command
root@linuxhelp:/etc/mysql/mysql.conf.d# systemctl restart mysql.service
Step 9 : Entering into the mysql shell
root@linuxhelp:/etc/mysql/mysql.conf.d# mysql
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 8
Server version: 8.0.28-0ubuntu0.20.04.3 (Ubuntu)
Copyright (c) 2000, 2022, Oracle and/or its affiliates.
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.
Step 10 : Checking the port number
mysql> select @@port;
+--------+
| @@port |
+--------+
| 3344 |
+--------+
1 row in set (0.00 sec)
mysql> \q
Bye
Step 11 : Editing the Configuration file
root@linuxhelp:/etc/mysql/mysql.conf.d# nano mysqld.cnf
Step 12 : Restarting the mysql service
root@linuxhelp:/etc/mysql/mysql.conf.d# systemctl restart mysql.service
root@linuxhelp:/etc/mysql/mysql.conf.d# mysql
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 8
Server version: 8.0.28-0ubuntu0.20.04.3 (Ubuntu)
Copyright (c) 2000, 2022, Oracle and/or its affiliates.
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.
Step 13 : Checking the port by using the below commands
mysql> select @@port;
+--------+
| @@port |
+--------+
| 3306 |
+--------+
1 row in set (0.00 sec)
With this the process of changing port number on mysql has come’s to an end..!!
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