title: What does the following Oracle error mean: invalid column index
body: <p>I got the following error while testing some code: </p>
  
  <blockquote>
    <p>SQLException: Invalid column index</p>
  </blockquote>
  
  <p>What exactly does that mean? </p>
  
  <p>Is there an online document explaining what all the Oracle error codes and statements?</p>