Choose the correct option:
A. Set intersection is the fundamental operation in relational algebra.
B. An assignment is a fundamental operation in relational algebra.
C. Select is the fundamental operation in relational algebra.
D. Rename operation is the fundamental operation in relational algebra.
Answer:C
Choose the correct option:
A. Set intersection is the fundamental operation in relational algebra. B. An assignment is a fundamental operation in relational algebra. C. Select is the fundamental operation in relational algebra. D. Rename operation is the fundamental operation in relational algebra.
Explanation: The correct answer is C and D. Because Select, Project, Union, Set different, Cartesian product, and Rename is considered as fundamental operations in relational algebra while Set intersection, Assignment, Natural join is an additional operation in relational algebra.