ERROR 1045 (28000): Acceso denegado para el usuario ‘remoteuser’@’aaa4.mmlink.net’ (usando contraseña: SÍ) en el ejemplo de código mariadb

Ejemplo 1: ERROR 1045 (28000): Acceso denegado para el usuario ‘root’ @ ‘localhost’ (usando contraseña: NO)

# Stop Your Server First
sudo service mysql stop

# Make MySQL service directory.
sudo mkdir /var/run/mysqld

# Give MySQL permission to work with the created directory
sudo chown mysql: /var/run/mysqld

# Start MySQL, without permission and network checking
sudo mysqld_safe --skip-grant-tables --skip-networking &

# Log in to your server without any password.
mysql -u root mysql


# Update the password for the root user:
UPDATE mysql.user SET authentication_string=PASSWORD('YourNewPasswordBuddy'), plugin='mysql_native_password' WHERE User='root' AND Host='localhost';

#if you omit (AND Host="localhost") section, it updates the root pass regardless of its host

FLUSH PRIVILEGES;
EXIT;

#kill mysqld_safe process
sudo service mysql restart

#Now you can use your new password to login to your Server
mysql -u root -p

#take note for remote access you should create a remote user and then grant all privileges to that remote user

Ejemplo 2: Error 1045 (28000): Acceso denegado para el usuario ‘root’ @ ‘localhost’ (usando contraseña: YES)

sudo mysql -u root -p

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