Database Model: KimTay

The management of KimTay Pet Supplies (a supplier of pet supplies, food, and accessories located in Cody, Wyoming) has determined that the companys recent growth no longer makes it feasible to maintain customer, invoice, and inventory data using its manual systems. In addition, KimTay Pet Supplies wants to build an Internet presence. With the data stored in a database, management will be able to ensure that the data is up-to-date and more accurate than in the current manual systems. In addition, managers will be able to obtain answers to their questions concerning the data in the database easily and quickly, with the option of producing a variety of useful reports.

The CUSTOMER table maintains information about each customer, such as their ID, first and last name, address, balance, and credit limit.

^{CUSTOMER table}

In the INVOICES table contains information about each invoice, such as the invoice number, date, and the customer being invoiced.

^{INVOICES table}

The INVOICE_LINE table has the itemized information for each invoice. This includes the item ids, quantity, and price for each invoice.

^{INVOICE_LINE table}

The ITEM table has a information pertaining to each item for sale by KimTay's Pet Supplies. This includes a description, the number in stock, location, and price.

^{ITEM table}

The SALES_REP table includes the information for each sales representative for KimTay's Pet Supplies. This includes first and last name, address, cell-phone, commission, and commission rate.

^{SALES_REP table}

Tasks

Task 1: List the item ID, description, and price for all items.

1

Task 2: List all rows and columns for the complete INVOICES table.

1

Task 3: List the first name, last name, and credit limit of customers with credit limits of $1,000 or more.

1

Task 4: List the invoice number for each order placed by customer number 125 on 2021-11-15.

If you need help, use the discussion of the DATE data type in Figure 3-16 in Module 3.

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Task 5: List the customer ID, the first name, and the last name of each customer represented by sales rep 10 or sales rep 15.

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Task 6: List the item ID and description of each item that is not in category HOR.

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Task 7: List the item ID, description, and number of units on hand for each item that has between 10 and 30 units on hand, including both 10 and 30.

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Task 8: List the item ID, description, and on-hand value (units on hand * unit price) of each item in category CAT. (On-hand value is technically units on hand * cost, but there is no COST column in the ITEM table). Assign the name ON_HAND_VALUE to the computed column.

Task 9: List the item ID, description, and on-hand value for each item where the on-hand value is at least $1,500. Assign the name ON_HAND_VALUE to the computed column.

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Task 10: Use the IN operator to list the item ID and description of each item in the category FSH or BRD.

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Task 11: Find the ID, first name, and last name of each customer whose first name begins with the letter S.

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Task 12: List all details about all items. Order the output by description.

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Task 13: List all details about all items. Order the output by item ID within the location. (That is, order the output by location and then by item ID.)

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Task 14: How many customers have balances that are more than their credit limits?

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Task 15: Find the total of the balances for all customers represented by sales rep 10 with balances that are less than their credit limits

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Task 16: List the item ID, description, and on-hand value of each item whose number of units on hand is more than the average number of units on hand for all items.

Use a subquery.

Tasks

Task 17: What is the price of the least expensive item in the database?

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Task 18: What is the item ID, description, and price of the least expensive item in the database?

Use a subquery.

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Task 19: List the REP_ID and the corresponding sum of the balances, as BALANCE, of all customers for each sales rep. Order and group the results by sales rep ID.

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Task 20: List the sum of the balances of all customers for each sales rep but restrict the output to those sales reps for which the sum is more than $150.

The results should display the REP_ID and BALANCE column headers. Order the results by sales REP_ID.

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Task 21: List the item ID, description, and category of all items that are in the DOG or CAT category and contain the word Small in the description.

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Task 22: KimTay Pet Supplies is considering discounting the price of all items by 10 percent. List the item ID, description, price, and discounted price for all items. Use DISCOUNTED_PRICE as the name for the computed column.

Make sure all the task is passed at mindtap from 1-22 thanks