mysql default root password code example
Example 1: set password mysql
-- In case the UPDATE command returns "Column 'Password' is not updatable" run
ALTER USER 'root'@'localhost' IDENTIFIED BY 'newPassword';
flush privileges;
Example 2: mysql set root password
use mysql;
update user set authentication_string=PASSWORD("mynewpassword") where User='root';
flush privileges;
quit
Example 3: default password of mysql
mysqladmin -u root password NEWPASSWORD
Example 4: change mysql root password
$ sudo cat /etc/mysql/debian.cnf
Note the lines which read:
user = debian-sys-maint
password = blahblahblah
Then:
$ mysql -u debian-sys-maint -p
Enter password: // type 'blahblahblah', ie. password from debian.cnf
mysql> USE mysql
mysql> SELECT User, Host, plugin FROM mysql.user;
+------------------+-----------+-----------------------+
| User | Host | plugin |
+------------------+-----------+-----------------------+
| root | localhost | auth_socket |
| mysql.session | localhost | mysql_native_password |
| mysql.sys | localhost | mysql_native_password |
| debian-sys-maint | localhost | mysql_native_password |
+------------------+-----------+-----------------------+
4 rows in set (0.00 sec)
mysql> UPDATE user SET plugin='mysql_native_password' WHERE User='root';
mysql> COMMIT; // When you don't have auto-commit switched on
Either:
mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY 'new_password';
Or:
// For MySQL 5.7+
UPDATE mysql.user SET authentication_string=PASSWORD('new_password') where user='root';
Then:
mysql> FLUSH PRIVILEGES;
mysql> COMMIT; // When you don't have auto-commit switched on
mysql> EXIT
$ sudo service mysql restart
$ mysql -u root -p
Enter password: // Yay! 'new_password' now works!
Example 5: ubuntu mysql-server default root password
sudo mysql --defaults-file=/etc/mysql/debian.cnf
Example 6: mysql default user password
user:root
password:
service mysql stop
mysqld_safe --skip-grant-tables &
mysql
UPDATE mysql.user SET Password=PASSWORD('new-password') WHERE User='root';
FLUSH PRIVILEGES;
exit;
mysqladmin -u root -p shutdown
service mysql start