Location: [Back to the Lecture Notes] [Back to the Requirements Specification] ASCII Approximation of the Second ERD
This page was most recently modified on February 4, 1997
____________ ________ | | | | | |----- is registered in ----| | | Student | | Course | | |--------- has passed ------| | | | | | ------------ --------
In the ``real diagram,'' the phrases ``is registered in'' and ``has passed'' are both enclosed in diamonds (which are hard to show in a text file). Otherwise, this is a reasonable approximation of the (important features in) the real diagram.