title: Save datetime with timezone in Postgres table
body: <p>I am trying to save datetime with timezone in Postgres but can not find anything usefull.</p>
  <p>Input would be like,</p>
  <pre><code>2021-03-21T12:24:30Z
  2021-03-21T12:24:30PST'
  </code></pre>
  <p>and i am expecting output in the datetime column like,</p>
  <pre><code>'2001-02-16 18:38:40+05:30'
  '2001-02-16 18:38:40+00'
  </code></pre>
  <p>what would be the datatype in column and what's the way i can save the date time including timezone.</p>