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Consider a system that produces budget reports for a department at a university. For whichever system you choose, answer the following design questions:
Who will use the output? When is the output need to be delivered? How many people need to view the output?
Data Modeling and Normalization
Describe the characteristics of a Relational Database Management System (RDBMS).
Use Cases Perform a requirements analysis for the Case Study
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.
Find the maximum salary of all employees who are not managers. Give all the managers in the database a 10 percent salary raise. Give all the other employees a 5 percent salary raise.
One of the tenets of database development is to never permit developers to create or own objects during development. All objects are created by application owner and stored in that schema.
Write a command to list all the employees hired in 2003 and 2004. Sort the rows by the hire_date column in descending order.
Write SQL queries for the books database that perform each of the following tasks: Select all authors from the Authors table with the columns in the order lastName, firstName and authorID.
Controls which need a database to either execute transaction completely or not at all.
Data processing needs taking or receiving the data from a source and doing something with it. The same can be said about the transaction processing. When working along with a file, whether it be a fixed length.
Give examples of binary 1:N relationships, for (a) an optional-to-optional relationship, (b) an optional-to-mandatory relationship,
Use the results of the transcripts of an interview with IT consultant. Prepare a Fully Attributed Data Model. Add the data attributes for each entity."
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