title: how to pass object type as a parameter in oracle
body: <p>below abstarct type created</p>
  
  <pre><code>create or replace TYPE    callbck      as table of callback_t;
  </code></pre>
  
  <p>abstract table</p>
  
  <pre><code>create or replace TYPE      CALLBACK_T                                          as object
    (
     url           varchar2(50),
     uri_key            number,
    );
  </code></pre>
  
  <p>below is the procedure used,</p>
  
  <pre><code> procedure get_callback_info
    (
       pi_clbk               callbck      := callbck      (),
      requestor varchar2,
  msg varchar2)
  </code></pre>
  
  <p>how to pass the parameter for the abstract object type to the procedure get_callback_info.</p>
  
  <p>i have the abstract values '<a href="http://test.com" rel="nofollow noreferrer">http://test.com</a>', and 1345 as the url and uri_key</p>