Access Mysql user without sudo in ubuntu command line

 First login in as the root user using sudo command

sudo mysql -u root -p password

CREATE USER 'newuser'@'%' IDENTIFIED BY 'password';

GRANT ALL PRIVILEGES ON *.* TO 'newuser'@'%' WITH GRANT OPTION;

or

GRANT ALL PRIVILEGES ON DatabaseName.* TO 'newuser
'@'%' WITH GRANT OPTION;

FLUSH PRIVILEGES;

now everything is completed, logout from the sudo user with Exit 

or Ctrl + Z. Then try with 

mysql -u newuser -p password