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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.
Explain four causes for failures in data warehouse projects
Compare wait-die deadlock prevention scheme with wait-wound scheme Ans: Wait-Die Scheme a) Based upon a nonpreemptive technique. b) If Pi requests a resource present
Write short notes on data ware housing? Data ware housing applications needs the transformation of data from many sources into a cohesive reliable step set of data configured a
Consider student (std_id, std_name, date_of_birth, phone, dept_name). Put the data for a student with student id200, name arun, birth date 1 February, 1985, phone number (01110 328
For the relations R and S given below: R S A B C 1 4 7 2 5 8 3 6 9
Define Cascading rollback The phenomenon where a single transaction failure leads to a series of transaction rollbacks is known as Cascading rollback.
Which data manipulation command combines the records from one or more tables ? JOIN data manipulation command combines the records from one or more tables.
Describe the statement in SQL which allows to change the definition of a table? In SQL Alter statement is used to allow the changes the definition of a table.
Question: (a) Why is it important to know the architecture rather than to start requirement capture when designing a large scale system? (b) Who are the different people in
What is inheritance? Define it in detail? Inheritance Inheritance can be at the levels of types, or at the level of tables we first consider inheritance of types, then i
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