The only reason(s) for having relations is to ________.
A) store instances of functional dependencies
B) store equation components
C) store equation results
D) B and C
E) A,B,and C
Correct Answer:
Verified
Q63: An artificial column added to a relation
Q64: Given the functional dependency (A,B)→ C,(A,B)is a(n)_.
A)independent
Q65: If the removal of facts about one
Q66: Referential integrity constraints are used to limit
Q67: Saying that two entities are functionally dependent
Q69: A _ is used to limit the
Q70: A determinant that determines all the other
Q71: A relation is also known as a(n)_.
A)table
B)tuple
C)relationship
D)attribute
E)field
Q72: When designing a database,one of the candidate
Q73: An attribute is also known as a(n)_.
A)table
B)relation
C)row
D)field
E)file
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