Create a model with one entity

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Reference no: EM131219018

Examine the subscription form shown in Figure 5-53. Using the structure of this form, do the following:

A. Create a model with one entity. Specify the identifier and attributes.

B. Create a model with two entities, one for customer and a second for subscription. Specify identifiers, attributes, relationship name, type, and cardinalities.

C. Under what conditions do you prefer the model in A to that in B?

D. Under what conditions do you prefer the model in B to that in A?

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Reference no: EM131219018

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