title: How to drop multiple columns in postgresql
body: <p>I want to drop 200 columns in my table in PostgreSQL. I tried:</p>
  
  <pre><code>ALTER TABLE my_table
  DROP COLUMN col1, col2
  </code></pre>
  
  <p>But I get an error like this:</p>
  
  <blockquote>
    <p>ERROR: syntax error at or near "col2"</p>
  </blockquote>