title: oracle sql(missing left parenthesis
body: <p>Im trying to create a table named grad_candidates</p>
  
  <pre><code>  CREATE TABLE grad_candidates
      (student_id    NUMBER(6),
      last_name VARCHAR2,
      first_name VARCHAR2,
      credits NUMBER(3),
      graduation_date DATE DEFAULT SYSDATE);
  </code></pre>
  
  <p>ORA-00906: missing left parenthesis,, Can anyone help??</p>