Data Query Language

CREATE TABLE products (
product_id INT PRIMARY KEY,
product_name VARCHAR(255),
category VARCHAR(50),
price DECIMAL(10, 2),
stock_quantity INT,
supplier VARCHAR(100)
);
INSERT INTO products VALUES
(1, 'Laptop', 'Electronics', 899.99, 25, 'TechCorp'),
(2, 'Smartphone', 'Electronics', 599.99, 50, 'GadgetZone'),
(3, 'T-shirt', 'Clothing', 19.99, 100, 'FashionRUs'),
(4, 'Desk', 'Furniture', 149.99, 15, 'HomeFurnish'),
(5, 'Headphones', 'Electronics', 89.99, 75, 'AudioTech'),
(6, 'Shoes', 'Footwear', 59.99, 40, NULL),
(7, 'Backpack', 'Accessories', 39.99, 30, 'GearUp'),
(8, 'Watch', 'Accessories', 129.99, 10, 'TimePieces');
Equal

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