Normalization-e-r mapping , Database Management System

Assignment Help:

Normalize the following table upto and including the 3NF. Submit a 1 page printout of only the final set of normalized tables in Data Architect. Just use Data Architect to do the tables. No need for E-R, mapping, relationships etc. Just tables. State all assumption, logic, and reasoning, to explain your work.

Assumptions:

1. Each project has a unique name, but names of employees and managers are not unique.

2. Each project has one manager, whose name is stored in Projmgr.

3. Many employees may be assigned to work on each project, and an employee may be assigned to more than one project. Hours tells the number of hours per week that a particular employee is assigned to work on a particular project.

4. Budget stores the amount budgeted for a project, and Startdate gives the starting date for a project.

5. Salary gives the annual salary for an employee.

6. Empmgr gives the names of the employee's manager, who is not the same as the project manager.

7. Empdept gives the employee's department. Department names are unique. The employee's manager is the manager of the employee's department.

8. Rating gives the employee's rating for a particular project. The project manager assigns the rating at the end of the employee's work on that project.


Related Discussions:- Normalization-e-r mapping

Create an entity relationship diagram, Create an entity relationship diagra...

Create an entity relationship diagram, Database Management System

What is a records management consultation, What is a records management con...

What is a records management consultation? Our organization is an authority for disseminating your specific requirements and giving you with a solution to effectively manage yo

ERD DIAGRAM, Law Associates is a large legal practice based in Sydney. You...

Law Associates is a large legal practice based in Sydney. You have been asked to design a data model for the practice based upon the following specification: The practice employs

Related fields in a database are grouped in which form, Related fields in a...

Related fields in a database are grouped in which form? Related data fields in a database are grouped to form a data record. (A record is a collection of related fields)

Normalization, Normalize the given relation to 3NF, justifying each step

Normalize the given relation to 3NF, justifying each step

What is indexed sequential file organization, What is indexed sequential fi...

What is indexed sequential file organization? What are the applications of this organization?  Ans: An index file can be employed to effectively overcome the problem of storing

Balance transfer, Scenario 1: Power goes out after the first instruction. ...

Scenario 1: Power goes out after the first instruction. What happens?

What is hash file organization, What is hash file organization? What are t...

What is hash file organization? What are the causes of bucket overflow within a hash file organization? What can be completed to decrease the occurrence of bucket overflow?

What is the use of union and intersection operation, What is the use of Uni...

What is the use of Union and intersection operation? Union: The result of this operation contains all tuples that are either in r1 or in r2 or in both r1 and r2.Duplicate tuple

Related Rates, All edges of a cube are expanding at a rate of 6 centimeters...

All edges of a cube are expanding at a rate of 6 centimeters per second. How fast is the surface area changing when each edge is (a) 2 centimeters and (b) 10 centimeters?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd