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Figuer: -Assuming That We Do Not Use the Rule(s)that Avoid Null

Question 25

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Figuer: Figuer: -Assuming that we do not use the rule(s) that avoid null values in tables in converting the ERD diagram to a relational database,Deptno appears as a foreign key the following number of times: A) 3 B) 4 C) 5 D) 6
-Assuming that we do not use the rule(s) that avoid null values in tables in converting the ERD diagram to a relational database,Deptno appears as a foreign key the following number of times:


A) 3
B) 4
C) 5
D) 6

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