title: Duplicate column name error while creating view
body: <p>This related to my question here <a href="https://stackoverflow.com/questions/41852402/getting-error-while-creating-a-view-in-oracle-db">Getting Error while creating a view in oracle DB</a></p>
  
  <p>I tried the below,but getting duplicate Error column at line 6</p>
  
  <pre><code>CREATE VIEW ReturnCode90
  AS
    SELECT t.ret_code,
         TO_CHAR (t.creation_dt, 'DD-MON-YYYY HH24:MI:SS') Created_Date,
         CURRENT_TIMESTAMP Curr_tmp,
         t.* 
    FROM buff.log t
    WHERE t.ret_Code = '90' 
   order by t.creation_dt desc;
  </code></pre>