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Consider the following relational schema and set of functional dependencies. R ( A , B , C , D , E ) with functional dependencies
Consider the following relational schema and set of functional dependencies. RABCDE with functional dependencies ABE and DC
a List all super keys for this relation. Which of these super keys form a key ie a minimal super key for this relation? Justify your answer in terms of functional dependencies and closures.
b Decompose R into BCNF Show your work for partial credit. Your answer should consist of a list of table names and attributes and an indication of the keys in each table underlined attributes
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