We will use this system as an opportunity to apply E-R concepts to a more difficult problem. Figure 7.5-2 is just a first-cut at what would be a useful E-R diagram. A close examination of Figure 7.5-2 reveals that we have incorporated severalanbsp;...
|Title||:||Advanced structured analysis and design|
|Author||:||Lawrence J. Peters|
|Publisher||:||Prentice Hall - 1987|