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Answer to Question #94836 in Databases | SQL | Oracle | MS Access for RR NETSHIMBUPFE
Question #94836
QUESTION 2 40 MARKS
2.1 For the relations s and r in your study manual of our chapter 2 (i.e., joining two relations),
suppose we type a collection of relational algebra queries, and get the following results.
A B C D E
A 2 a 10 B
b 2 a 10 b
Please explain how this happened? If you think this result could happen in practice, please write the
corresponding relational algebra queries; otherwise, please explain why. (4
2.1 For the relations s and r in your study manual of our chapter 2 (i.e., joining two relations),
suppose we type a collection of relational algebra queries, and get the following results.
A B C D E
A 2 a 10 B
b 2 a 10 b
Please explain how this happened? If you think this result could happen in practice, please write the
corresponding relational algebra queries; otherwise, please explain why. (4
Expert's answer
the answer for this question is unreachable because collections from study manual are not given. Yet tuple should not contain attribute names as A and B
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#340153 on Dec 2023
#340153 on Dec 2023
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