title: 'Decimal' and 'Numeric' is not available in PostgreSQL
body: <p>I want to create a new column in my table with a type decimal and numeric, but it is not available in my <code>Data Type</code> option. Why is it?</p>
  
  <p><a href="https://i.stack.imgur.com/q7re0.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/q7re0.png" alt="enter image description here"></a></p>