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How do you write the schema for this ER Diagram? ISA 2 (the d means disjoint) K1) ( A1 Total and disjoint constraints A2 )

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How do you write the schema for this ER Diagram?

ISA 2 (the "d" means disjoint) K1) ( A1 Total and disjoint constraints A2 ) ( A3 ( A4 ) ( A5

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