title: display sql custom text from table column result
body: <p>let say i do  <code>select score from table1</code>. this will return result</p>
  
  <pre><code>score
  ----
  0
  20
  40
  </code></pre>
  
  <p>how to use case, to change the output to  if 0->strongly not agree 20->agree 40->very agreed</p>