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Lab Assignment
Exercises
1. Write a script that creates a cursor for a result set that consists of the ProductName and ListPrice columns for each product with a list price that's greater than $700. The rows in this result set should be sorted in descending sequence by list price. Then, the script should print the product name and list price for each product so it looks something like this:
Gibson SG, $2517.00Gibson Les Paul, $1199.00
2. Write a script to declare and use a cursor for the following SELECT statement. Use a WHILE loop to fetch each row in the result set. Omit the INTO clause to fetch directly to the Results tab.
SELECT LastName, AVG(ShipAmount) AS ShipAmountAvgFROM Customers JOIN Orders ON Customers.CustomerID = Orders.CustomerIDGROUP BY LastName;
3. Modify the solution to exercise 2 to fetch each row into a set of local variables. Use the PRINT statement to return each row in the format "Name, $0.00" to the Messages tab.
Display total number of employees for each salary within each job title. Columns should include Job Title, Salary, and 'Total Employees'.
Compare the two non-sequential file structure models. What advantages does the first one have over the second and what advantages does the second have over the first?
Suppose you want to generate a report listing each customer name and the amount due from each customer. Which tables contain the data you need to generate the report?
Delete a contact by having the user enter the name
Construct a diagram using Rationale to map the arguments about a moral claim that you have identified in the article/case study: Include all supporting and objecting claims.
Given the following data types of some table fields and the simple schema of the relational database they are a part of, inspect its relationships for any referential integrity violations
The file New Database window opens, then type the word Client as the name for this file where the cursor is blinking, then click the create bottom.
Use the Access Help system to learn how to resize datasheet columns to fit the data, and then resize all columns in the datasheet for the Payment table.
For this assignment, research different roles and responsibilities of a database administrator. Research 3 routine tasks involved in database administration
Explain how they work and what advantages and disadvantages they bring.
Utilise an include statement to refer to connection.php instead of the long version of the database connection code so that you can keep the database more secure. See Notes for more details.
Assume that relation Employee has no tuples in it initially. You are to show the simplest example you can think of where using trigger T1 will produce a different final database state than using trigger T2.
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