I want help me ,,,,,i want soolution for this qouestion ,,
consider the ER digram of figure 3.20 which shows a simplified schema
for an airline reservation system,Extaract from the ER
digram the requirements and constraints that product this schema ,
Try to be as precies as posible in your requirements
and constraints specification,

Please send answers to [email protected]

-Sama’a Qudah

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