title: how to delete the columns in dataframe
body: <pre><code>df2000.drop('jan','feb','mar','apr','may','jun','jul','aug','sep','oct','nov','dec').show()
  </code></pre>
  
  <p><img src="https://i.stack.imgur.com/BYp2u.png" alt="enter image description here"></p>
  
  <p>now it's showing without deleted columns in dataframe</p>
  
  <p><img src="https://i.stack.imgur.com/2TAM1.png" alt="enter image description here"></p>
  
  <pre><code>df2000.show()
  </code></pre>
  
  <p>when i run the show command alone to check the table .but comes with deleted column.    </p>