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Problem 1
Write SQL queries
1. Write a SQL query that joins Customer and Store table in the Kudler database and uses BETWEEN to restrict record selection
(use Store Name to restrict the data).
2. Write a SQL query that Customer and Store table in the Kudler database and uses LIKE to restrict record selection (use Store
Phone Number to restrict data).
3. Group Customers by Store Name: Select the Customer's last name and group them by Store Name.
4. Choose a Customer from the Customer table, delete this Customer.
5. Calculate the maximum labor cost for all item types from the Item Table.
Problem 2
In addition create your own SQL query from the database
· GROUP statement
· UNION statement
· JOIN statement
· INSERT statement
· DELETE/DROP statement
This assessment item is designed to test your understanding of arrays/arraylists, objects, classes, methods, sorting and searching.
Give a good decomposition for R = (A,B,C,D,E ) with the following functional dependencies:
SELECT DISTINCT CMDclient.'Client Code SCA' as GuestCode, CMDextras.ArrivalDate as arr, CMDextras.DepartureDate as dep, CMDapr.FirstName as fname, CMDapr.Surname as lname
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Display all employees' names, last name first, and then first name, and hire date. Order the results by employee name, last name first, and then first name.
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