title: I am getting an error as invalid identifier but i couldnt find how
body: <pre><code>CREATE TABLE customer_details_1035
  (
      cust_ID Number(5) NOT NULL,
      cust_last_name Varchar2(20) NOT NULL,
      cust_mid_name Varchar2(4),
      cust_first_name Varchar2(20),
      account_no Number(5) Primary key,
      account_type Varchar2(10) NOT NULL,
      bank_branch Varchar2(25) NOT NULL,
      cust_email Varchar2(30),
  )
  </code></pre>
  <p>This is the error I get:</p>
  <blockquote>
  <p>ORA-00904: : invalid identifier</p>
  </blockquote>