Give a relational database schema for the following: EMPLOYEE (Fname, Minit, Lname, SSN, Bdate, Address, Sex, Salary, Super_ssn, Dno) PK= Ssn FK= Super_ssn DEPARTMENT ( Dnamc, Dnumbcr, Mgr_ssn, Mgr_start_datc) PK= Dnumbcr FK= Dno DEPT_LOCATIONS (Dnumber, Dlocation) PK= Dnumber FK= Dnumbcr PROJECT (Pname, Pnumber, Plocation, Dnum) PK= Pnumber FK=  Pno WORKS_ON (Essn, Pno, Hours) PK= Pno FK= ssn DEPENDENT (Essn, Dependent_name, Sex, Bdate, Relationship) PK= Essn FK= Ssn

Q: Defineanomaly? There were three anomalies in a database; were they discovered? Who will assess the…

A: In the setting of databases, an anomaly refers to an contradiction or error that appears due to how…

Q: Consider the following six relations for an order processing database plication in a company:

A: Given:

Q: 2. Expand the database design you created in Exercise1 so that it will also support the following…

A: In order to store the records regarding the therapist, create a table Reservation table. The DBDL of…

Q: Write the following queries in SQL on the relational database schema for COMPANY database given in…

A: Solution: Given: Given  the relational database schema for the COMPANY database   To Find:   Find…

Q: .List the ID, street, city and rent information of the properties managed by the employees in the…

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Q: consider the database below and answer the query. pk refers to primary key and FK refers to foreign…

A: Dear Student, The required script is given below -

Q: Design a relational database so that it is at least in 3NF.

A: Relational database: A relational database organizes data into tables which can be linked-or…

Q: Given the following relation R and its functional dependencies: R(workerNumber, repairNumber,…

A: Given information: - A relational schema R is: R(workerNumber, repairNumber, workerName,…

Q: In relational database menagement systems, what is a relation

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Q: A database table is in 2nd Normal form if it is in 1 normal form and A. All non-key fields depend on…

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Q: Create a relational database design for the following data model For the image

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Q: QUESTION 2 Consider the database schema below:    Company (CompnayID: integer, CompnayName:…

A: Definition of Candidate Key in DBMS: Candidate keys are super keys that don't have any redundant…

Q: 2.3 List the number of employees for each branch in South Africa. 2.4 List the book code and title…

A: According to the Bartleby guideline, we are supposed to answer only first 3 sub part of the question…

Q: consider the database below and answer the query. pk refers to primary key and FK refers to foreign…

A: Dear Student, The required query with explanation using inline comments is given below, the comments…

Q: database design for both the CD Database problem and the Warehouse Problem

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Q: Deaseetafteced Date Range Deaseet rame Deaseet Deacesption Deasect Cede Reataucant Region Name…

A: Each entity is described through a set of attributes (e.G., Employee = (Name, Address, Birthdate…

Q: In fig 2, what type of single level ordered index would be deployed by the DBMS for the attribute…

A: Primary Index would be deployed by DBMS for the given attribute RENTALS.CID

Q: The following relational database schema stores information about a restaurant. The primary keys are…

A: CREATE PROCEDURE highest_paid_emp     select ename          from employee where      eage>30 and…

Q: 5. Database design often involves decisions about the storage of attributes. For example a Telephone…

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Q: Given the following relational database schema: Student = (SSN, Name, Major) Course = (…

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Q: mysql> CREATE TABLE School (     -> SchoolNumber INT PRIMARY KEY,     -> Name VARCHAR(50),     ->…

A: Given: A MySQL database needs to be set up with the following information: The table is called…

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A: Below is the relational schema for the above entity relation diagram. The schema contains the name…

Q: Write the following queries in SQL on the relational database schema for COMPANY database given in…

A: Answer: select sum(Hours) from WORKS_ON group by Essn having Essn = (select Mgr_ssn from…

Q: Write a trigger to compute the total_salary in the event of inserting one or more new employee…

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Q: Suppose you have the following relational database scheme for a real estate agency: Real Estate…

A: Solution:

Q: create a database using the following entites and attributes: taxi: (taxi_id PK, registration_no,…

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Q: Discuss the benefits of using denormalization in a database design. What are the scenarios where…

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Q: Explore the concept of functional dependencies and how they are used to identify candidate keys in a…

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Q: The conditions that advise the database designer to make advantage of supertype and subtype…

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