Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Database Reflection
Use the attached database and associated sheets to review and to make sure the forms are working.
Review your project; make sure that all the forms are working.
Write a one page report on how you could improve the product.
Attachment:- Attachments.rar
Create a Data Warehouse conceptual design using Star Schema Modelling and document all steps during the design process
Develop an E-R diagram for the library database. The relation schemas for the library database.
Note: The counties for the state capitals shown in the figure above are Travis and Williamson counties for Austin TX; Hartford county for Hartford CT; Clinton, Eaton, and Ingham counties for Lansing, MI; Davidson county for Nashville TN; Hughes co..
Consider a relation R with ?ve attributes ABCDE. You are given the following dependencies: A → B, BC → E, and ED → A.
Athabasca University has about 32,000 students between the ages of 17 to 60. Consider the AU student relation with the following schema.
Write SQL statements that will retrieve the following data from a database, using Subqueries and Joins. Using the Northwind database, write a SQL SELECT statement that will retrieve the data for the following questions
Suppose you have a relation schema about teaching classes that has the following attributes: Class, Instructor, Time and Room - based on your understanding of this scenario, what functional dependencies can you identify that hold on this relation?
Identify three potential users and design a subschema for each. Justify your design by explaining why each user needs access to that data element.
Create a report showing all students First Name, Last name, DegreeID, and TotalCredit. Create a query showing all students who enrolled in COSCI degree. Show the students First Name, Last Name, Phone numbers, and DegreeID.
Consider the relation schema R(A,B,C), which has the FD B → C. If A is a can-didate key for R, is it possible for R to be in BCNF? If so, under what conditions? If not, explain why not.
Describe a general company security policy for the database "layer" of security only (avoid getting into network security protocols or application level security for this exercise, and assume that there are security mechanisms in place that allow ..
Identifying Relationships.Unique Identifiers and Normalization
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!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd