The design transformation for all IS-A relationships can be summarized by the phrase "place the key of the parent table in the child table."
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Q55: To represent an IS-A relationship in a
Q56: Cascading deletions are generally not used with
Q57: A referential integrity constraint policy that insures
Q58: An ID-dependent table can be used to
Q59: When transforming supertype/subtype entities into a relational
Q61: Which of the following is not true
Q62: It is easy to enforce the referential
Q63: Many-to-many relationships are represented by _.
A)two tables
Q64: When transforming an E-R data model into
Q65: When the parent entity has a surrogate
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