In Section 2.4.3, we represented a ternary relationship (Figure a) using binary relationships, as shown in (Figure b). Consider the alternative shown in (Figure c). Discuss the relativemerits of these two alternative representations of a ternary relationship by binary relationships.
Answer to relevant QuestionsConsider the representation of a ternary relationship using binary relationships as described in Section 2.4.3 (shown in Figure b)a. Show a simple instance of E, A, B, C, RA, RB, and RC that cannot correspond to any instance ...Explain the distinction between total and partial constraints. Design a relational database corresponding to the E-R diagram ofFigure.List two reasons why we may choose to define a view.Consider the insurance database of Figure, where the primary keys are underlined. Construct the following SQL queries for this relational database.a. Find the total number of people who owned cars that were involved in ...
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