title: ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO) on MAC OSX
body: <p>I'm trying to reinstall mysql on my MAC OS X Yosemite. for this I followed the instruction as mentioned below </p>
  
  <pre><code>sudo rm /usr/local/mysql
  sudo rm -rf /usr/local/mysql*
  sudo rm -rf /Library/StartupItems/MySQLCOM
  sudo rm -rf /Library/PreferencePanes/MySQL*
  vim /etc/hostconfig and removed the line MYSQLCOM=-YES-
  rm -rf ~/Library/PreferencePanes/MySQL*
  sudo rm -rf /Library/Receipts/mysql*
  sudo rm -rf /Library/Receipts/MySQL*
  sudo rm -rf /var/db/receipts/com.mysql.*
  </code></pre>
  
  <p>I also tried  </p>
  
  <pre><code>brew uninstall mysql
  </code></pre>
  
  <p>after this I installed mysql using homebrew using command <code>brew install mysql</code>.
  After installation when I tried to run <code>mysql -u root</code> It throws the following error </p>
  
  <blockquote>
    <p>ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using
    password: NO)</p>
  </blockquote>
  
  <p>I didn't set password for mysql.I don't know what's going wrong.Any suggestion will be appreciated. Thank you</p>