Question: Describe howan arbitrary Data log rule can be expressed as an
Describe how an arbitrary Data log rule can be expressed as an extended relational algebra view.
Answer to relevant QuestionsComplete the SQL DDL definition of the bank database of Figure to include the relations loan andborrower.Write an assertion for the bank database to ensure that the assets value for the Perryridge branch is equal to the sum of all the amounts lent by the Perryridge branch.What is the purpose of having separate categories for index authorization and resource authorization?Use the definition of functional dependency to argue that each of Armstrong’s axioms (reflexivity, augmentation, and transitivity) is sound.Consider the algorithm in figure to compute α+. Show that this algorithm is more efficient than the one presented in Figure (Section 7.3.3) and that it computes α+ correctly.
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