Solved

Implementing Nonoverlapping Subtypes Requires the Use of One Discriminator Attribute

Question 50

True/False

Implementing nonoverlapping subtypes requires the use of one discriminator attribute for each subtype.

Related Questions

Q5: A(n) _ is the attribute in the

Q11: A partial completeness constraint is represented by

Q13: While using a surrogate key, one must

Q18: Which of the following is a specialization

Q27: The most important characteristic of an entity

Q46: data refer to data whose values change

Q50: An entity cluster is considered "virtual" or

Q64: The _ depicts the arrangement of higher-level

Q71: _ is the bottom-up process of identifying

Q75: Subtypes that contain nonunique subsets of the