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Which of the following is a fundamental operation in relational algebra?
Correct Answer: D
Question 304 Explanation:
Fundamental operation in relational algebra
1.Select
2.Project
3.Cartesian Product
4.Rename
5.Union
6.Set Difference
1.Select
2.Project
3.Cartesian Product
4.Rename
5.Union
6.Set Difference
Set intersection
Assignment
Natural Join
None of the above
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