title: Select without FROM but with more than one rows
body: <p>How can I produce a table with 2 rows and 2 columns without selecting from an existing table? What I'm looking for is a select statement that returns,</p>
  
  <p>e.g.</p>
  
  <pre><code> id | value
   ---------
   1  | 103
   2  | 556
  </code></pre>