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а. Compute B+. b. Prove (using Armstrong's axioms) that AG is a superkey. Compute a canonical cover for this set of functional dependencies F; give each step of your derivation with an explanation. с.

а. Compute B+. b. Prove (using Armstrong's axioms) that AG is a superkey. Compute a canonical cover for this set of functional dependencies F; give each step of your derivation with an explanation. с.

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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а. Compute B+. b. Prove (using Armstrong's axioms) that AG is a superkey. Compute a canonical cover for this set of functional dependencies F; give each step of your derivation with an explanation. с. d. Give a 3NF decomposition of the given schema based on a canonical cover. Give a BCNF decomposition of the given schema using the original set F of functional dependencies. е.
Transcribed Image Text:а. Compute B+. b. Prove (using Armstrong's axioms) that AG is a superkey. Compute a canonical cover for this set of functional dependencies F; give each step of your derivation with an explanation. с. d. Give a 3NF decomposition of the given schema based on a canonical cover. Give a BCNF decomposition of the given schema using the original set F of functional dependencies. е.
Consider the following set F of functional dependencies on the relation schema (А, В, С, D, E, G): А— ВCD ВС — DE В — D D → A
Transcribed Image Text:Consider the following set F of functional dependencies on the relation schema (А, В, С, D, E, G): А— ВCD ВС — DE В — D D → A
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