mysql root password change reset update set A-Z info

mysql password is the biggest concern while we connecting to database. we don;t know either it password or permissions problem. the easiest way we can reset or update the new mysql root password. i struggled many times in past few years. so i decided to write a  clean examples to save your time.

 

How to Reset/Change MySQL Password when you unable to login

1st step: we stop the mysql

2nd we skip the password authentication

3rd we set new password and enable password authentication

command line termi ssh@roott

1. service mysql stop
   
   Disable mysql grant taables

mysqld_safe –skip-grant-tables

 

login to mysql without password

mysql

 

update new root password for mysql server

below mysql 5 and mariadb

UPDATE mysql.user SET Password=password(‘newpasword’) WHERE User=’root’;

mysql 5.7 + mysql 8

removed password column in mysql.users tables only authentication string left

ALTER USER ‘root’@’localhost’ IDENTIFIED WITH mysql_native_password BY ‘new-Root-Password’;

 

Step 2: grant all permissions to root

GRANT ALL PRIVILEGES ON . to ’root’@’localhost’ WITH GRANT OPTION;

step 3

FLUSH PRIVILEGES;

 

to reflect changes.

 

Restart mysql server

service mysql start

mysql_upgrade password

mysql_upgrade helps to upgrade database when your moving to 5.7 or 8 version.

mysql_secure_installation

this will helps you set password while installing mysql server.

Create new user and set password in mysql

CREATE USER ‘UsernameHere’@’localhost’ IDENTIFIED BY ‘PasswordHere’;

default mysql root password

by default, the username is root and there’s no password. if anyone added password during installation, and you are unable to login.

then skip grant table is best option for you.

or any user has root privileges can set or update new password user root.

 

alter vs update in mysql

ALTER Command is used to add, delete, modify the attributes of the relations (tables) in the database.

UPDATE Command is used to update existing records in a database. (works within table)

SET is a variable used with update command

 

see more at mysql access denied for user root

How do I find my MySQL root password?