title: nodejs console.log of object
body: <p>I'm printing the error object in nodejs. The output of console.log(err) looks like:</p>
  
  <pre><code>{ [error: column "pkvalue" does not exist]
    name: 'error',
    length: 96,
    severity: 'ERROR'}
  </code></pre>
  
  <p>What is the information printed in square  brackets and how to access it ?</p>