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Design an updateable database for storing customer and sales data. Explain how to deal with the problems of missing data. Explain how to deal with the problems of incorrect phone and name data.
Write a query that performs an inner join of the grade, student, and grade_type tables using ANSI SQL 99 syntax (JOIN ON).
Relational database is based on fact that data in one table can be tied, or related to data in another table. To do this, database utilizes various types of keys to form or define these relationships.
Write a program that models an employee. An employee has an employee number, a name, an address, and a hire date. A name consists of a first name and a last name.
It is not uncommon to have to access the data which reside in different tables, especially when formulating a report.
Draw Active Directory hierarchy in terms of forests, trees, domains, organizational units, and sites which are most suitable for this company and their security concerns.
Create a Microsoft Access database. Create the tables, fi elds, data types, and primary key(s) for the database. Create the relationship(s) needed between the tables.
Can Oracle have multiple group functions in the same SELECT list of query (i.e can we do a COUNT and AVG)? Let us assume we wanted to find lowest, highest, average.
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.
The database application project (DAP) for this course consists of the creation of a fully functional Microsoft Access database application for a real client.
What kind of databases and database servers does MySpace use? Why is database technology so important for a business such as MySpace?
What are triggers used for, and why are they important in database systems? Provide an example of a situation where a trigger would be appropriate.
Design a nested menus interface for a check-in and check-out hotel reservation system that can be used internationally.
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