title: Select last 12 rows oracle
body: <p>I want to do a select in oracle that returns more or less 300 rows, but I just want the 12 last registries.  Here is the query:  </p>
  
  <pre><code>(SELECT * 
  FROM series 
  ORDER BY odata DESC) estatisticas 
  WHERE ponteiro = 50 AND lotus = 30
  </code></pre>