title: how to run db2 sql command from a command line?
body: <p>how can I run</p>
  
  <ul>
  <li>sql command <code>UPDATE CONTACT
  SET EMAIL_ADDRESS = 'mytestaccount@gmail.com'</code></li>
  <li>via command line</li>
  <li>for db2 database</li>
  <li>on linux</li>
  <li>from a shell script file?</li>
  </ul>