title: how to pass a custom query from google data studio to BigQuery using BigQuery connector?
body: <p>I have read the document of BigQuery connector(<a href="https://support.google.com/360suite/datastudio/answer/6370296?hl=en" rel="nofollow">https://support.google.com/360suite/datastudio/answer/6370296?hl=en</a>). </p>
  
  <p>I want to pass a custom query from data studio to Bigquery.</p>
  
  <p>But I don't know where I should wirte the SQL code on the UI interface.</p>
  
  <p>Is there any ideas?
  Thank you!</p>