title: mysql> use mysql; but ... ERROR 1044 (42000): Access denied for user '' @ 'localhost' to database 'mysql'
body: <p>using mysql.exe I enter the command mysql> use mysql; but there is an error: </p>
  
  <blockquote>
    <p>ERROR 1044 (42000): Access denied for user '' @ 'localhost' to database 'mysql'</p>
  </blockquote>
  
  <ul>
  <li>What does this mean?</li>
  <li>How so I can access a mysql database?</li>
  <li>The most important thing is that I want to reset password mysql database, but an error occurs when I enter the command: mysql> use mysql;</li>
  </ul>