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Question
When representing a one-to-many relationship in a relational database design, ________.A) the parent is always on the one side of the "one-to-many" relationship
B) the child is always on the one side of the "one-to-many" relationship
C) either parent or child can be on the one side of the "one-to-many" relationship, and the choice is arbitrary
D) either parent or child can be on the one side of the "one-to-many" relationship, and special criteria indicate which table should be on the one side
Answer
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Related questions
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Suppose you have created a data model for an airline based on a variety of forms, reports, user interviews, data sources, etc. Your client comes forward with a new desired report that includes passenger weights and a relationship between passengers and employees, neither of which is in your E-R diagram. You should ________.
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