Merge remote-tracking branch 'origin/main'

sqlScript/databaseCreation.sql

+-- Database creation for each entity
+
+-- User Table Creation
+CREATE TABLE `User` (
+  `UserID` int(11) NOT NULL,
+  `Username` varchar(50) NOT NULL,
+  `Password` varchar(50) NOT NULL,
+  `Email` varchar(75) NOT NULL,
+  `FirstName` varchar(255) DEFAULT NULL,
+  `LastName` varchar(255) DEFAULT NULL,
+  `ProfilePicURL` varchar(255) DEFAULT NULL,
+  `DateOfBirth` date DEFAULT NULL,
+  `LastLogin` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp()
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_danish_ci;
+
+-- User Table Modifications
+ALTER TABLE `User`
+ADD PRIMARY KEY (`UserID`),
+ADD UNIQUE KEY `Username` (`Username`),
+ADD UNIQUE KEY `Email` (`Email`);
+ALTER TABLE `User`
+MODIFY `UserID` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=3;
+
+-- Address Table Creation
+CREATE TABLE `Address` (
+  `AddressID` int(11) NOT NULL,
+  `UserID` int(11) DEFAULT NULL,
+  `Street` varchar(255) DEFAULT NULL,
+  `City` varchar(100) DEFAULT NULL,
+  `State` varchar(100) DEFAULT NULL,
+  `PostalCode` varchar(20) DEFAULT NULL,
+  `Country` varchar(100) DEFAULT NULL,
+  `IsDefault` tinyint(1) NOT NULL DEFAULT 0,
+  `AddressType` enum('Shipping','Billing','Other') DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_danish_ci;
+
+-- Address Table Modifications
+ALTER TABLE `Address`
+ADD PRIMARY KEY (`AddressID`),
+ADD KEY `fk_user_address` (`UserID`);
+ALTER TABLE `Address`
+ADD CONSTRAINT `fk_user_address` FOREIGN KEY (`UserID`) REFERENCES `User` (`UserID`);
+ALTER TABLE `Address`
+MODIFY `AddressID` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=3;
+
+-- Product Table Creation
+CREATE TABLE `Product` (
+  `ProductID` int(11) NOT NULL,
+  `Name` varchar(75) DEFAULT NULL,
+  `Description` text DEFAULT NULL,
+  `Price` decimal(10,2) DEFAULT NULL,
+  `StockQuantity` int(11) DEFAULT NULL,
+  `BrandID` int(11) DEFAULT NULL,
+  `CategoryID` int(11) DEFAULT NULL,
+  `ImageURL` varchar(225) DEFAULT NULL,
+  `SKU` varchar(255) NOT NULL,
+  `Weight` decimal(5,2) DEFAULT NULL,
+  `Dimensions` varchar(225) DEFAULT NULL,
+  `IsActive` tinyint(1) NOT NULL DEFAULT 1
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_danish_ci;
+
+-- Product Table Modifications
+ALTER TABLE `Product`
+ADD PRIMARY KEY (`ProductID`),
+ADD UNIQUE KEY `SKU` (`SKU`),
+ADD KEY `BrandID` (`BrandID`),
+ADD KEY `CategoryID` (`CategoryID`);
+ALTER TABLE `Product`
+ADD CONSTRAINT `product_ibfk_1` FOREIGN KEY (`BrandID`) REFERENCES `Brand` (`BrandID`),
+ADD CONSTRAINT `product_ibfk_2` FOREIGN KEY (`CategoryID`) REFERENCES `Category` (`CategoryID`);
+ALTER TABLE `Product`
+MODIFY `ProductID` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=13;
+
+-- Brand Table Creation
+CREATE TABLE `Brand` (
+  `BrandID` int(11) NOT NULL,
+  `Name` varchar(75) NOT NULL,
+  `Description` text DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_danish_ci;
+
+-- Brand Table Modifications
+ALTER TABLE `Brand`
+ADD PRIMARY KEY (`BrandID`);
+ALTER TABLE `Brand`
+MODIFY `BrandID` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=7;
+
+-- Category Table Creation
+CREATE TABLE `Category` (
+  `CategoryID` int(11) NOT NULL,
+  `Name` varchar(75) DEFAULT NULL,
+  `Description` text DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_danish_ci;
+
+-- Category Table Modifications
+ALTER TABLE `Category`
+ADD PRIMARY KEY (`CategoryID`);
+ALTER TABLE `Category`
+MODIFY `CategoryID` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=7;
+
+-- Order Table Creation
+CREATE TABLE `Order` (
+  `OrderID` int(11) NOT NULL,
+  `UserID` int(11) DEFAULT NULL,
+  `OrderDate` date NOT NULL,
+  `TotalAmount` decimal(10,2) NOT NULL,
+  `OrderStatusID` int(11) DEFAULT NULL,
+  `PaymentConfirmedDate` date DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_danish_ci;
+
+-- Order Table Modifications
+ALTER TABLE `Order`
+ADD PRIMARY KEY (`OrderID`),
+ADD KEY `fk_order_user` (`UserID`),
+ADD KEY `fk_order_orderstatus` (`OrderStatusID`);
+ALTER TABLE `Order`
+ADD CONSTRAINT `fk_order_user` FOREIGN KEY (`UserID`) REFERENCES `User` (`UserID`),
+ADD CONSTRAINT `fk_order_orderstatus` FOREIGN KEY (`OrderStatusID`) REFERENCES `OrderStatus` (`OrderStatusID`);
+ALTER TABLE `Order`
+MODIFY `OrderID` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=3;
+
+-- OrderItem Table Creation
+CREATE TABLE `OrderItem` (
+  `OrderID` int(11) NOT NULL,
+  `ProductID` int(11) NOT NULL,
+  `Quantity` int(11) NOT NULL,
+  `Subtotal` decimal(10,2) NOT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_danish_ci;
+
+-- OrderItem Table Modifications
+ALTER TABLE `OrderItem`
+ADD PRIMARY KEY (`OrderID`,`ProductID`),
+ADD KEY `fk_orderitem_product` (`ProductID`);
+ALTER TABLE `OrderItem`
+ADD CONSTRAINT `fk_orderitem_order` FOREIGN KEY (`OrderID`) REFERENCES `Order` (`OrderID`),
+ADD CONSTRAINT `fk_orderitem_product` FOREIGN KEY (`ProductID`) REFERENCES `Product` (`ProductID`);
+
+-- OrderStatus Table Creation
+CREATE TABLE `OrderStatus` (
+  `OrderStatusID` int(11) NOT NULL,
+  `StatusName` varchar(255) NOT NULL,
+  `Description` text DEFAULT NULL,
+  `CreatedAt` datetime DEFAULT current_timestamp(),
+  `UpdatedAt` datetime DEFAULT current_timestamp() ON UPDATE current_timestamp()
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_danish_ci;
+
+-- OrderStatus Table Modifications
+ALTER TABLE `OrderStatus`
+ADD PRIMARY KEY (`OrderStatusID`);
+ALTER TABLE `OrderStatus`
+MODIFY `OrderStatusID` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=4;
+
+-- Payment Table Creation
+CREATE TABLE `Payment` (
+  `PaymentID` int(11) NOT NULL,
+  `OrderID` int(11) DEFAULT NULL,
+  `PaymentMethod` varchar(255) NOT NULL,
+  `Amount` decimal(10,2) NOT NULL,
+  `PaymentDate` date NOT NULL,
+  `PaymentStatusID` int(11) DEFAULT NULL,
+  `TransactionID` varchar(225) DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_danish_ci;
+
+-- Payment Table Modifications
+ALTER TABLE `Payment`
+ADD PRIMARY KEY (`PaymentID`),
+ADD KEY `fk_payment_order` (`OrderID`),
+ADD KEY `fk_payment_status` (`PaymentStatusID`);
+ALTER TABLE `Payment`
+ADD CONSTRAINT `fk_payment_order` FOREIGN KEY (`OrderID`) REFERENCES `Order` (`OrderID`),
+ADD CONSTRAINT `fk_payment_status` FOREIGN KEY (`PaymentStatusID`) REFERENCES `PaymentStatus` (`PaymentStatusID`);
+ALTER TABLE `Payment`
+MODIFY `PaymentID` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=3;
+
+-- PaymentStatus Table Creation
+CREATE TABLE `PaymentStatus` (
+  `PaymentStatusID` int(11) NOT NULL,
+  `StatusName` varchar(75) DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_danish_ci;
+
+-- PaymentStatus Table Modifications
+ALTER TABLE `PaymentStatus`
+ADD PRIMARY KEY (`PaymentStatusID`);
+ALTER TABLE `PaymentStatus`
+MODIFY `PaymentStatusID` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=4;
+
+-- ShippingDetail Table Creation
+CREATE TABLE `ShippingDetail` (
+  `ShippingID` int(11) NOT NULL,
+  `OrderID` int(11) DEFAULT NULL,
+  `RecipientName` varchar(255) DEFAULT NULL,
+  `AddressID` int(11) DEFAULT NULL,
+  `ShippingMethod` varchar(100) DEFAULT NULL,
+  `ShippingCost` decimal(10,2) NOT NULL,
+  `ExpectedDeliveryDate` date DEFAULT NULL,
+  `TrackingNumber` varchar(255) DEFAULT NULL,
+  `IsDelivered` tinyint(1) NOT NULL DEFAULT 0,
+  `DeliveryDate` date DEFAULT NULL,
+  `BaseCost` decimal(10,2) DEFAULT NULL,
+  `WeightSurcharge` decimal(10,2) DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_danish_ci;
+
+-- ShippingDetail Table Modifications
+ALTER TABLE `ShippingDetail`
+ADD PRIMARY KEY (`ShippingID`),
+ADD KEY `fk_shipping_order` (`OrderID`),
+ADD KEY `fk_shipping_address` (`AddressID`);
+ALTER TABLE `ShippingDetail`
+ADD CONSTRAINT `fk_shipping_order` FOREIGN KEY (`OrderID`) REFERENCES `Order` (`OrderID`),
+ADD CONSTRAINT `fk_shipping_address` FOREIGN KEY (`AddressID`) REFERENCES `Address` (`AddressID`);
+ALTER TABLE `ShippingDetail`
+MODIFY `ShippingID` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=3;
+
+-- Taxes Table Creation
+CREATE TABLE `Taxes` (
+  `TaxID` int(11) NOT NULL,
+  `Description` text DEFAULT NULL,
+  `TaxPercent` decimal(5,2) DEFAULT NULL,
+  `ApplicableToCategoryID` int(11) DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_danish_ci;
+
+-- Taxes Table Modifications
+ALTER TABLE `Taxes`
+ADD PRIMARY KEY (`TaxID`),
+ADD KEY `ApplicableToCategoryID` (`ApplicableToCategoryID`);
+ALTER TABLE `Taxes`
+ADD CONSTRAINT `taxes_ibfk_1` FOREIGN KEY (`ApplicableToCategoryID`) REFERENCES `Category` (`CategoryID`);
+ALTER TABLE `Taxes`
+MODIFY `TaxID` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=7;
+
+-- Wishlist Table Creation
+CREATE TABLE `Wishlist` (
+  `WishlistID` int(11) NOT NULL,
+  `UserID` int(11) NOT NULL,
+  `ProductID` int(11) NOT NULL,
+  `AddedDate` date DEFAULT NULL,
+  `Name` varchar(75) DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_danish_ci;
+
+-- Wishlist Table Modifications
+ALTER TABLE `Wishlist`
+ADD PRIMARY KEY (`WishlistID`, `UserID`, `ProductID`),
+ADD KEY `fk_wishlist_user` (`UserID`),
+ADD KEY `fk_wishlist_product` (`ProductID`);
+ALTER TABLE `Wishlist`
+ADD CONSTRAINT `fk_wishlist_product` FOREIGN KEY (`ProductID`) REFERENCES `Product` (`ProductID`),
+ADD CONSTRAINT `fk_wishlist_user` FOREIGN KEY (`UserID`) REFERENCES `User` (`UserID`);
+ALTER TABLE `Wishlist`
+MODIFY `WishlistID` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=3;
+

sqlScript/databasePopulation.sql

+-- Populate the User table
+INSERT INTO `User` (`UserID`, `Username`, `Password`, `Email`, `FirstName`, `LastName`, `ProfilePicURL`, `DateOfBirth`, `LastLogin`) VALUES
+(1, 'aliceblue', 'hashed_password_123', 'alice.blue@example.com', 'Alice', 'Blue', 'https://example.com/aliceblue.png', '1990-06-01', '2024-04-14 10:58:22'),
+(2, 'bobsmith', 'hashed_password_456', 'bob.smith@example.com', 'Bob', 'Smith', 'https://example.com/bobsmith.png', '1985-08-15', '2024-04-14 10:58:22');
+
+-- Populate the Address table
+INSERT INTO `Address` (`AddressID`, `UserID`, `Street`, `City`, `State`, `PostalCode`, `Country`, `IsDefault`, `AddressType`) VALUES
+(1, 1, 'Karl Johans gate 23', 'Oslo', 'Oslo', '0162', 'Norway', 1, 'Shipping'),
+(2, 2, 'Nedre Bakklandet 58', 'Trondheim', 'Trøndelag', '7014', 'Norway', 1, 'Billing');
+
+-- Populate the Product table
+INSERT INTO `Product` (`ProductID`, `Name`, `Description`, `Price`, `StockQuantity`, `BrandID`, `CategoryID`, `ImageURL`, `SKU`, `Weight`, `Dimensions`, `IsActive`) VALUES
+(1, 'Samsung Galaxy S21', 'High-end smartphone with advanced photography features.', 799.99, 150, 1, 1, 'https://example.com/galaxys21.png', 'SKU9001', 0.17, '151.7 x 71.2 x 7.9 mm', 1),
+(2, 'iPhone 13', 'Latest model with A15 Bionic chip and advanced dual-camera system.', 899.99, 100, 2, 1, 'https://example.com/iphone13.png', 'SKU9002', 0.17, '146.7 x 71.5 x 7.65 mm', 1);
+
+-- Populate the Brand table
+INSERT INTO `Brand` (`BrandID`, `Name`, `Description`) VALUES
+(1, 'Samsung', 'South Korean multinational electronics company known for its smartphones and consumer electronics.'),
+(2, 'Apple', 'American multinational technology company known for its innovative consumer electronics.');
+
+-- Populate the Category table
+INSERT INTO `Category` (`CategoryID`, `Name`, `Description`) VALUES
+(1, 'Smartphones', 'Mobile phones with advanced features and functionalities.'),
+(2, 'Laptops', 'Portable personal computers suitable for mobile use.');
+
+-- Populate the Order table
+INSERT INTO `Order` (`OrderID`, `UserID`, `OrderDate`, `TotalAmount`, `OrderStatusID`, `PaymentConfirmedDate`) VALUES
+(1, 1, '2023-10-01', 1299.99, 1, '2023-10-01'),
+(2, 2, '2023-10-02', 349.99, 2, '2023-10-02');
+
+-- Populate the OrderItem table
+INSERT INTO `OrderItem` (`OrderID`, `ProductID`, `Quantity`, `Subtotal`) VALUES
+(1, 1, 1, 1299.99),
+(2, 2, 1, 899.99);
+
+-- Populate the OrderStatus table
+INSERT INTO `OrderStatus` (`OrderStatusID`, `StatusName`, `Description`, `CreatedAt`, `UpdatedAt`) VALUES
+(1, 'Placed', 'Order has been placed and is awaiting processing.', '2024-04-14 13:00:03', '2024-04-14 13:00:03'),
+(2, 'Shipped', 'Order has been shipped to the customer.', '2024-04-14 13:00:03', '2024-04-14 13:00:03'),
+(3, 'Delivered', 'Order has been delivered.', '2024-04-14 13:00:03', '2024-04-14 13:00:03');
+
+-- Populate the Payment table
+INSERT INTO `Payment` (`PaymentID`, `OrderID`, `PaymentMethod`, `Amount`, `PaymentDate`, `PaymentStatusID`, `TransactionID`) VALUES
+(1, 1, 'Credit Card', 1299.99, '2023-10-01', 1, 'TX100001'),
+(2, 2, 'PayPal', 349.99, '2023-10-02', 1, 'TX100002');
+
+-- Populate the PaymentStatus table
+INSERT INTO `PaymentStatus` (`PaymentStatusID`, `StatusName`) VALUES
+(1, 'Completed'),
+(2, 'Pending'),
+(3, 'Refunded');
+
+-- Populate the ShippingDetail table
+INSERT INTO `ShippingDetail` (`ShippingID`, `OrderID`, `RecipientName`, `AddressID`, `ShippingMethod`, `ShippingCost`, `ExpectedDeliveryDate`, `TrackingNumber`, `IsDelivered`, `DeliveryDate`, `BaseCost`, `WeightSurcharge`) VALUES
+(1, 1, 'Alice Blue', 1, 'FedEx', 10.00, '2023-10-05', 'TRACK1001', 0, NULL, 10.00, 2.00),
+(2, 2, 'Bob Smith', 2, 'UPS', 5.00, '2023-10-04', 'TRACK1002', 1, '2023-10-04', 5.00, 0.50);
+
+-- Populate the Taxes table
+INSERT INTO `Taxes` (`TaxID`, `Description`, `TaxPercent`, `ApplicableToCategoryID`) VALUES
+(1, 'Standard Electronics Tax', 15.00, 1),
+(2, 'Luxury Electronics Tax', 20.00, 2),
+(3, 'Reduced Tax for Tablets', 5.00, 3),
+(4, 'Camera Tax', 18.00, 4),
+(5, 'Home Appliance Tax', 10.00, 5),
+(6, 'Accessory Tax', 12.00, 6);
+
+-- Populate the Wishlist table
+INSERT INTO `Wishlist` (`WishlistID`, `UserID`, `ProductID`, `AddedDate`, `Name`) VALUES
+(1, 1, 1, '2023-10-05', 'Holiday Gifts'),
+(1, 1, 2, '2023-10-05', 'Holiday Gifts'),
+(2, 2, 3, '2023-10-05', 'Birthday Wishlist');

sqlScript/databaseSampleQueries.sql

+-- SQL CRUD Operations for each entity in the database
+
+-- CRUD Operations for User Table
+-- Select Users who logged in after January 1, 2024
+SELECT * FROM `User` WHERE `LastLogin` > '2024-01-01';
+-- Insert a new user into the User table
+INSERT INTO `User` (`Username`, `Password`, `Email`, `FirstName`, `LastName`, `DateOfBirth`) VALUES ('newuser', 'password123', 'new.user@example.com', 'New', 'User', '1992-02-02');
+-- Update the email address of the user with UserID = 1
+UPDATE `User` SET `Email` = 'updated.email@example.com' WHERE `UserID` = 1;
+-- Delete the user with UserID = 2
+DELETE FROM `User` WHERE `UserID` = 2;
+
+-- CRUD Operations for Address Table
+-- Select all addresses in Norway
+SELECT * FROM `Address` WHERE `Country` = 'Norway';
+-- Insert a new shipping address for the user with ID 3
+INSERT INTO `Address` (`UserID`, `Street`, `City`, `State`, `PostalCode`, `Country`, `IsDefault`, `AddressType`) VALUES (3, 'Bogstadveien 30', 'Oslo', 'Oslo', '0355', 'Norway', 1, 'Shipping');
+-- Change the default status of the address for UserID 1
+UPDATE `Address` SET `IsDefault` = 0 WHERE `AddressID` = 1 AND `UserID` = 1;
+-- Delete the address with AddressID = 3
+DELETE FROM `Address` WHERE `AddressID` = 3;
+
+-- CRUD Operations for Product Table
+-- Select all products associated with BrandID 2 (Apple)
+SELECT * FROM `Product` WHERE `BrandID` = 2;
+-- Insert a new product, Google Nest Hub
+INSERT INTO `Product` (`Name`, `Description`, `Price`, `StockQuantity`, `BrandID`, `CategoryID`, `SKU`, `IsActive`) VALUES ('Google Nest Hub', 'Smart display with Google Assistant.', 89.99, 200, 1, 1, 'SKU9015', 1);
+-- Update the price of the product with ProductID = 10
+UPDATE `Product` SET `Price` = 99.99 WHERE `ProductID` = 10;
+-- Delete the product with ProductID = 5
+DELETE FROM `Product` WHERE `ProductID` = 5;
+
+-- CRUD Operations for Brand Table
+-- Select all brands with IDs from 1 to 3
+SELECT * FROM `Brand` WHERE `BrandID` BETWEEN 1 AND 3;
+-- Insert a new brand, Asus
+INSERT INTO `Brand` (`Name`, `Description`) VALUES ('Asus', 'Taiwanese multinational computer and phone hardware and electronics company.');
+-- Update the description for the brand with BrandID = 7
+UPDATE `Brand` SET `Description` = 'Updated brand description here' WHERE `BrandID` = 7;
+-- Delete the brand with BrandID = 6
+DELETE FROM `Brand` WHERE `BrandID` = 6;
+
+-- CRUD Operations for Category Table
+-- Select all categories in the database
+SELECT * FROM `Category`;
+-- Insert a new category for printers
+INSERT INTO `Category` (`Name`, `Description`) VALUES ('Printers', 'Devices that produce a hard copy by transferring ink onto paper.');
+-- Update the description of the category with CategoryID = 4
+UPDATE `Category` SET `Description` = 'Updated category description' WHERE `CategoryID` = 4;
+-- Delete the category with CategoryID = 3
+DELETE FROM `Category` WHERE `CategoryID` = 3;
+
+-- CRUD Operations for Order Table
+-- Select orders where the total amount is greater than $1000
+SELECT * FROM `Order` WHERE `TotalAmount` > 1000;
+-- Insert a new order with details including userID, order date, total amount, and status ID
+INSERT INTO `Order` (`UserID`, `OrderDate`, `TotalAmount`, `OrderStatusID`) VALUES (2, '2024-04-25', 1200.50, 3);
+-- Change the order status of the order with OrderID = 1 to 'Shipped'
+UPDATE `Order` SET `OrderStatusID` = 2 WHERE `OrderID` = 1;
+-- Delete the order with OrderID = 3
+DELETE FROM `Order` WHERE `OrderID` = 3;
+
+-- CRUD Operations for OrderItem Table
+-- Select all items associated with OrderID 1
+SELECT * FROM `OrderItem` WHERE `OrderID` = 1;
+-- Insert two units of product ID 7 to order ID 1 with a subtotal
+INSERT INTO `OrderItem` (`OrderID`, `ProductID`, `Quantity`, `Subtotal`) VALUES (1, 7, 2, 3999.98);
+-- Update the quantity and subtotal for product ID 7 in order ID 1
+UPDATE `OrderItem` SET `Quantity` = 3, `Subtotal` = 5999.97 WHERE `OrderID` = 1 AND `ProductID` = 7;
+-- Delete the order item entry for product ID 11 from order ID 2
+DELETE FROM `OrderItem` WHERE `OrderID` = 2 AND `ProductID` = 11;
+
+-- CRUD Operations for OrderStatus Table
+-- Select details for the order status with ID 1 (typically "Placed")
+SELECT * FROM `OrderStatus` WHERE `OrderStatusID` = 1;
+-- Insert a new order status called "Processing" with a description
+INSERT INTO `OrderStatus` (`StatusName`, `Description`) VALUES ('Processing', 'Order is being processed.');
+-- Update the description for the order status with ID 2
+UPDATE `OrderStatus` SET `Description` = 'Order has been shipped and is en route to the customer.' WHERE `OrderStatusID` = 2;
+-- Delete the order status with ID 3
+DELETE FROM `OrderStatus` WHERE `OrderStatusID` = 3;
+
+-- CRUD Operations for Payment Table
+-- Select all payments made using a Credit Card
+SELECT * FROM `Payment` WHERE `PaymentMethod` = 'Credit Card';
+-- Insert a new payment record for order ID 2 using a Debit Card
+INSERT INTO `Payment` (`OrderID`, `PaymentMethod`, `Amount`, `PaymentDate`, `PaymentStatusID`, `TransactionID`) VALUES (2, 'Debit Card', 120.50, '2024-04-15', 1, 'TX200003');
+-- Update the payment amount for the payment with PaymentID = 1
+UPDATE `Payment` SET `Amount` = 130.75 WHERE `PaymentID` = 1;
+-- Delete the payment record with PaymentID = 2
+DELETE FROM `Payment` WHERE `PaymentID` = 2;
+
+-- CRUD Operations for PaymentStatus Table
+-- Select details for the payment status with ID 1 (typically "Completed")
+SELECT * FROM `PaymentStatus` WHERE `PaymentStatusID` = 1;
+-- Insert a new payment status "Awaiting Confirmation"
+INSERT INTO `PaymentStatus` (`StatusName`) VALUES ('Awaiting Confirmation');
+-- Change the status name of payment status ID 3 to "Failed"
+UPDATE `PaymentStatus` SET `StatusName` = 'Failed' WHERE `PaymentStatusID` = 3;
+-- Delete the payment status with ID 2
+DELETE FROM `PaymentStatus` WHERE `PaymentStatusID` = 2;
+
+-- CRUD Operations for ShippingDetail Table
+-- Retrieve shipping details for order ID 1
+SELECT * FROM `ShippingDetail` WHERE `OrderID` = 1;
+-- Add new shipping details for order ID 2
+INSERT INTO `ShippingDetail` (`OrderID`, `RecipientName`, `AddressID`, `ShippingMethod`, `ShippingCost`, `ExpectedDeliveryDate`, `TrackingNumber`) VALUES (2, 'Bob Brown', 2, 'DHL', 15.00, '2024-05-05', 'TRACK2002');
+-- Update the shipping record to mark it as delivered on April 25, 2024
+UPDATE `ShippingDetail` SET `IsDelivered` = 1, `DeliveryDate` = '2024-04-25' WHERE `ShippingID` = 1;
+-- Delete the shipping detail record with ShippingID = 2
+DELETE FROM `ShippingDetail` WHERE `ShippingID` = 2;
+
+-- CRUD Operations for Taxes Table
+-- Retrieve all tax entries where the tax percent is greater than 10%
+SELECT * FROM `Taxes` WHERE `TaxPercent` > 10.00;
+-- Add a new tax entry called "Environmental Tax" with a tax percentage of 8%
+INSERT INTO `Taxes` (`Description`, `TaxPercent`, `ApplicableToCategoryID`) VALUES ('Environmental Tax', 8.00, 3);
+-- Update the tax percentage to 19% for the tax entry with TaxID = 4
+UPDATE `Taxes` SET `TaxPercent` = 19.00 WHERE `TaxID` = 4;
+-- Delete the tax entry with TaxID = 3
+DELETE FROM `Taxes` WHERE `TaxID` = 3;
+
+-- CRUD Operations for Wishlist Table
+-- Retrieve all wishlist entries for userID 1
+SELECT * FROM `Wishlist` WHERE `UserID` = 1;
+-- Add a new wishlist entry for userID 2
+INSERT INTO `Wishlist` (`UserID`, `ProductID`, `AddedDate`, `Name`) VALUES (2, 8, '2024-04-20', 'Tech Favorites');
+-- Update the name of the wishlist for userID 1 and wishlist ID 1
+UPDATE `Wishlist` SET `Name` = 'Updated Wishlist' WHERE `WishlistID` = 1 AND `UserID` = 1;
+-- Delete the wishlist entry for userID 2 with wishlist ID 2
+DELETE FROM `Wishlist` WHERE `WishlistID` = 2 AND `UserID` = 2;
+