In the relational model,____________________ are important because they are used to ensure that each row in a table is uniquely identifiable.
Correct Answer:
Verified
Q44: In a database context, the word _
Q48: _ is the real power behind the
Q50: In a database context, a(n) _ indicates
Q52: To avoid nulls, some designers use special
Q56: The _ relationship should be rare in
Q60: A _ is any key that uniquely
Q64: The _ relational type is the "relational
Q67: The following example exhibits _ integrity:
The CUSTOMER
Q68: When you define a table's primary key,the
Q69: A(n)_ key can be described as a
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