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Which of the following in an 1 :M ERD determines the NOT NULL constraint for the foreign key in the relational design? In other words,
Which of the following in an :M ERD determines the NOT NULL constraint for the foreign key in the relational design? In other words, which will determine if a value is required must be entered for the foreign key column value.
Which of the following in an :M ERD determines the NOT NULL constraint for the foreign key in the relational design? In other words, which will determine if a value is required must be entered for the foreign key column value.
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