title: How to know if a db-link is used somewhere in a DB
body: <p>I would like to know if it exists an Oracle command to know if a DB-LINK (name: myBDLink) is used somewhere in a DB and how to display the objects (views,materialized views, procedures, functions, ...) which use it.</p>
  <p>Could you please help me with that ?</p>
  <p>Thanks for your help</p>