Write a query to display the customer code, first name, and last name of all customers who have had at least one invoice completed by employee 83649 and at least one invoice completed by employee 83677. Sort the output by customer last name and then first name

Modify the query in Problem 13 to include the number of individual product purchases made by each customer. (In other words, if the customer’s invoice is based on three products, one per LINE_NUMBER, you count three product purchases. Note that in the original invoice data, customer 10011 generated three invoices, which contained a total of six lines, each representing a product purchase.) Your output values must match those shown in Figure P7.14, sorted by customer code.

Problem 9 Write a query to count the number of invoices.

4) Display the firstname, lastname of the employees and the customerID that the employee served. Arrange the results by the last name. 5) Write a query to the Name of the Product and the corresponding name of the supplier of that Product for all the products that start with a “P”. 6) Write a SQL query to output the product name and the quantity of the Orders of that product for those orders with more than 70 quantity. (hint: don’t have to use GROUP BY)   I need help figuring out the SQL quereys for the questions above using table joining method

Write a query that returns the Name of ALL Customers (based on CUS_FNAME and CUS_LNAME in CUSTOMER table, call this CUSTOMER_NAME), Phone number of ALL Customers (based on CUS_AREACODE and CUS_PHONE in CUSTOMER table, call this CUSTOMER_PHONE), for those haven’t flied before (based on the record in CHARTER table).

Write a query to display the first name, last name, phone number, title, and department number of employees who work in department 300 or have the title “CLERK I.” Sort the output by last name and then by first name

Write the T-SQL scripts for the following tasks: Write a query to list the first name and last name of the employee with the highest salary in the financedepartment

a. Write a query to get all unique first names that start with the letter W from the student table.  Output the names in all upper case. Sort the results in ascending order. Write a query to get the first 3 characters of all last names that start with an T from the student table and sort them in descending order.

Problem 54 One of the purchasing managers is interested in the impact of product prices on the sale of products of each brand. Write a query to display the brand name, brand type, average price of products of each brand, and total units sold of products of each brand. Even if a product has been sold more than once, its price should only be included once in the calculation of the average price. However, you must be careful because multiple products of the same brand can have the same price, and each of those products must be included in the calculation of the brand’s average price. Sort the result by brand name (Figure P7.54).

Write an appropriate SQL query to display all the STUDENT_SURNAMES and STUDENT_NAMES, as well as the MODULE_NAMES that the student is registered for. Sort results according to student surname in ascending order.