Question: Consider the ER diagram in Figure 3.21 in your textbook (Shown Below), which shows a simplified schema for an airline reservations system. Extract from the

Consider the ER diagram in Figure 3.21 in your textbook (Shown Below), which shows a simplified schema for an airline reservations system. Extract from the ER diagram the requirements and constraints that produced this schema. Try to be as precise as possible in your requirements and constraints specification.

NOTE: To make this a little more manageable… Start with the following entities and the relationships that connect them: AIRPORT, FLIGHT_LEG, FLIGHT, and FARE. That is what we will review at the beginning of the next class.

Consider the ER diagram in Figure 3.21 in your textbook (Shown Below),

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