title: Informatica metadata table - Primary key column from target table
body: <p>Couple of tables in our Database doesm't has any key. However, key was created in target table at informatica level.</p>
  
  <p>Now my need is, need to identify informatica metadata table where I can find tgt table and corresponding column name marked as key.</p>
  
  <p>Kindly suggest</p>