0 Replies Latest reply on May 14, 2008 11:42 PM by Mahmoud Maqboul

    Urgent Questions in seam

    Mahmoud Maqboul Newbie

      I have a problem in my project in duplication
      I have students that will register in many courses  but when I for example register for student John in JAVA course and come again and register John in the same subject JAVA it will registered successfuly (endless registeration in the same class)  So I need just one time without duplication.

      plz help me by any thing.

      I have heared about annotation for that  so plz help me to avoid such problem.