One practical advantage of a(n) _____ key is that because it has no intrinsic meaning, values for it can be generated by the DBMS to ensure that unique values are always provided.
Correct Answer:
Verified
Q65: Composite primary keys are particularly useful as
Q66: A(n) _ occurs when a relationship is
Q67: In which two cases are composite primary
Q68: While using a surrogate key, one must
Q69: _ keys work with primary keys to
Q70: Composite keys are useful as identifiers of
Q71: Differentiate between specialization and generalization.
Q72: The main concern with redundant relationships is
Q74: Explain the "no change over time" characteristic
Q75: What do specialization hierarchies do?
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents