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Can you think of an industry that would not benefit from the promise of a data warehouse? Explain
Consider the following opinion shared by some people: database management systems and data-warehousing techniques are the greatest threat to individual privacy in modern times. What is your opinion?
Explain the use of facts, dimensions and attributes in a star schema model. Explain the use of facts, dimensions and attributes in a star schema model.
What kind of databases and database servers does MySpace use? Why is database technology so important for a business such as MySpace?
Design an er schema for keeping track of information about votes taken in the U.S. House of Representatives during the current two year congressional session.
Write the name(s) of employee(s) who works(work) on every project located in Houston. Write the name(s) of employee(s) who only works(work) on every project located in 'Houston.'
Create a stored procedure that updates the members' balance in the membership table by correctly recording the current or outstanding balance for each customer.
The DBA denormalized some of the data in the Premiere Products database to improve performance. Which field or fields cause the table to no longer be in third normal form? In which normal form is the denormalized table?
Describe the difference ways of implementing one-to-one relationships. Assume you are maintaining information on offices (office numbers, building, and phone numbers)
In talking about database security, some aspects to regard as are Data Integrity, Confidentiality, and Malicious Activity. Illustrate how does database security relate to data integrity?
Did the corresponding lines for invoices 1001 and 1008 in table LINE get deleted automatically? Can you explain why?
Design a database for Ray. For each director, list his or her number and name and the year he or she was born. If the director is deceased, list the year of death.
Using data mining, it is possible to gather information which has been buried that can be manipulated and cross indexed which could be a valuable information gathering technique for entities.
Sketch a DFSA for identifiers which contain only letters and digits, where identifier should have at least one letter, but it need not be first character.
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