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1. Why is a Key important in a database? How does it help with Referential Integrity? Chapter 8 lists three compelling reasons why Keys are crucial to table structure. There is an example of a table and its’ key in Figure 8.2.
2. Identify the database or process you would like to begin to think about for your future database design. After you have developed a database idea, you need to plan the interviewing of your users. Interviewing will give you a better understanding of user needs, wants, and desires, as well as help you to determine your system requirements. What questions should you ask? How do you think this will help you in determining your table and field requirements? When do you think it would be important to make these decisions?
Show a SQL Query and screenshot your results in a Word document to submit to your instructor. There will be 4 results with explanations required for this assignment.
Part 1
1. Please download, unzip, and open this zip file of the MS Access Customer Service Database.
2. Save your database.
3. You should now be able to use MS Access and the database created to complete the assignment.
Part 2
1. Add 10 customers to the database using the “Customers” table.
2. Using SQL query, update one customer. Show before and after data as well as the SQL Code.
3. Add an eleventh customer and then delete them with a SQL Query, Show before and after data as well as the SQL Code.
4. Write a report showing your customers identify the primary key in the table you are reporting on. Show the results of your Report via a screen shot.
5. Upload a copy of the database using “Customer Service” and student First and Last name as the file name.
All data and screen shots should be included in a word document with a brief explanation of the actions you performed.
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