title: Amazon Redshift Copy Command invalid characters
body: <p><img src="https://i.stack.imgur.com/DKxNv.jpg" alt="enter image description here"></p>
  
  <p>Im trying to copy the above data from SQL Server to Amazon Redshift.
  Unfortunately I found that the characters in <strong><em>catdesc</em></strong> column are replaced by '?'(i.e., question mark).</p>
  
  <p><img src="https://i.stack.imgur.com/xKf1R.jpg" alt="enter image description here"></p>
  
  <p>Can any one suggest on this?</p>