J. K. Does this relation contain a transitive dependency? If so, what is it? Redesign the relation to eliminate modification anomalies.
Q: Assume that a primary key's constituent attribute is also a candidate key. What would your answer…
A: What is primary key: A primary key is a unique identifier within a database table. It is a column…
Q: Consider the relation Project(pid,name,budget) with relation instances {(100,'GOTAM',30000),…
A: We need to find the degree of the given relation.
Q: Write the proper MATLAB code for the straight line that best fit the relation ?=? ??? , use print…
A: Hey there, I am writing the required solution based on the above given question. Please do find the…
Q: Consider the following statements: (1) We can check if a functional dependency holds by examining a…
A: A functional dependency is a relationship between two attributes, typically between the PK and other…
Q: Reference: A --> B--> C QUestion? what is the defintion of this type of relationship and what…
A: 1) A transitive relationship is a type of relationship between entities or elements where the…
Q: What is partial dependency? With what normal form it is associated?
A: Partial dependency is said to be existed if there is functional dependence in which, the determinant…
Q: Given the relations CLASS(ClassID, Cycle, T'eachinghours) and STUDENT(StudentID, ClassID, StudName).…
A: Concept used:- master child relationship using primary key and foreign key.
Q: 1. Given each relation write down the properties that the relation has. If the relation does not…
A: Below is the answer with explanation:
Q: Can instances of a relation (sample data)prove the existence of a functional dependency? Why or why…
A: Lets see the solution.
Q: Draw the Crow’s Foot ERD to reflect the dependency diagrams you drew in Part c. (Note: You might…
A: CROW FOOT NOTATION: Crow’s foot notation is a type of notation that uses graphical symbols to…
Q: This is a database systems question I am unsure about the answer of: The price of a property…
A: The solution for the above given question is given below:
Q: Assume we have two relations R(A, B) and S(B, C). Assume that R = {(1, 2),(2, 3),(3, 4)}, and S =…
A: Answer:-
Q: I have to generate a set of relations and functional dependencies which IS in BCNF, but IS NOT…
A: Answer is given below .
Q: What is a criterion of a table being in first normal form? All transitive functional…
A: The answer to the question is given below:
Q: - Identify the Partial Dependencies in the Rental relation. - Give one example of one problem with…
A: Second Normal Form (2NF)In database normalization, the Second Normal Form (2NF) is a level of…
Q: Give an illustration of what a Key Attribute is.
A: An key attribute that is part of a key or is the whole key.
Q: Consider the relation T, with key and functional dependencies shown below. I. What Normal form is T…
A: Given: T( j, k, l, m, n, o ) Key: j, k FD1: j, k -> l, m, n, o FD2: k -> l, m FD3: n…
Q: Let G represent a canonical cover for a set of functional dependencies, F. Which of the following…
A: A canonical cover is a minimal set of functional dependencies that captures the same information as…
Q: Consider a view v whose definition solely refers to the relation r. Is it necessary for a person who…
A: The answer is given below:-
Q: Consider the relation Project(pid,name,budget) with relation instances {(100,'GOTAM',30000),…
A: The cardinality of the above relation is 4 Cardinality is just number of tuples in a relation.
Q: Write an SQL Assertion statement to enforce the functional dependency Title → Salary for the…
A: The above question includes two concepts of Assertion Statement and Functional Dependency Title->…
Q: Assume that the advisor relationship set is a one-to-one match. To guarantee that the one-to-one…
A: given: One record in one table may be linked to one or more records in another table in a…
Q: Create an unnormalized relation using student and class entities.
A: Here, we have to create an unnormalized relation using student and class entities.
Q: Following relation schema exists : EMPLOYEE (EMP_ID, EMP_NAME, DEPT, GRADE, SALARY, AGE, ADDRESS).…
A: Answer: Given EMPLOYEE (EMP_ID, EMP_NAME, DEPT, GRADE, SALARY, AGE, ADDRESS). Functional dependency…
Q: Please show the non-trivial functional dependency of the question below: Timesheet (StaffID,…
A: According to the information given:- We have to define non-trivial functional dependency and display…
Q: AgencyID(PK) AgencyLocation RENT AGENCY HO VehicleClassID(P K) RENT VEHICLE CLASS RentalRate has…
A: About partial dependency:…
Q: just answer true/false a]Disjointness means that every entity of a supertype must be an entity in…
A: As per bartleby guidelines we need to answer only the first 3 subparts in a question. a]Disjointness…
Q: For a given relationship set, R = {A, B, C, D, E, F} and FD : A->B, C->D, E->F . Calculate F+ of A,…
A: Closure of an Attribute: A set of attributes that can be functionally derived from an attribute is…
Q: If both relationships are not physically sorted, but both have a sorted secondary index on the…
A: Secondary indexes are a critical part of modeling: The merge join and the hybrid merge join are not…
Q: Make a version of the hybrid merge-join method that works when both relations are not physically…
A: The hybrid merge-join method can be modified to work with relations that are not physically sorted…
Q: Consider the department relation's foreign-key restriction from the instructor's dept name property.…
A: Infringement of the foreign key constraint: When the primary key of a table that is used as a…
Q: Describe entity integrity constraint in your own words.
A: Please give positive ratings for my efforts. Thanks. ANSWER The two main data integrity…
Q: 2. For the following questions, please identify the candidate keys of the given relations. You need…
A: - We need to find the keys from the relations provided. - Candidate keys are those minimal keys…
Q: Consider the relation r(A, B, C) with the attribute A as the index. Give an example of a query that…
A: Given: Consider the relation r(A, B, C) with the attribute A as the index. Give an example of a…
Q: en the candida
A: Solution - In the given question, we have to discuss the differences between the candidate keys and…
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