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What it creates while a primary key is combined with a foreign key?
It creates Parent-Child relation ship between the tables that connect them while a primary key is combined with a foreign key.
Ask q“A database will be made to store information about patients in a hospital. On arrival, each patient’s personal details (name, address, and telephone number) are recorded wher
explain exhausitively the problems associated with er diagrams with ellustrations
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What are the basic objects of the data dictionary? Tables Domains Data elements Structures Foreign Keys
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