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[Database Course] Sample schema
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| CREATE DATABASE `dokan`; | |
| USE `dokan`; | |
| CREATE TABLE customers ( | |
| id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY, | |
| name VARCHAR(100) NOT NULL, | |
| email VARCHAR(100), | |
| phone CHAR(15), | |
| PASSWORD CHAR(32), | |
| created_at DATETIME DEFAULT CURRENT_TIMESTAMP | |
| ); | |
| CREATE TABLE orders ( | |
| id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY, | |
| customer_id INT UNSIGNED NOT NULL, | |
| date DATETIME DEFAULT CURRENT_TIMESTAMP, | |
| total_amount DECIMAL (10, 2) NOT NULL, | |
| FOREIGN KEY (customer_id) REFERENCES customers (id) | |
| ); | |
| CREATE TABLE categories ( | |
| id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY, | |
| name VARCHAR(50) NOT NULL, | |
| parent_id INT UNSIGNED, | |
| FOREIGN KEY (parent_id) REFERENCES categories (id) | |
| ); | |
| CREATE TABLE products ( | |
| id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY, | |
| name VARCHAR(100) NOT NULL, | |
| description TEXT, | |
| category_id INT UNSIGNED, | |
| price DECIMAL (10, 2) UNSIGNED NOT NULL, | |
| stock_quantity INT NOT NULL DEFAULT 0, | |
| weight DECIMAL (5, 2) UNSIGNED, | |
| dimensions VARCHAR(50), | |
| image_url VARCHAR(2083), | |
| created_at DATETIME DEFAULT CURRENT_TIMESTAMP, | |
| updated_at DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, | |
| FOREIGN KEY (category_id) REFERENCES categories (id) | |
| ); | |
| CREATE TABLE order_items ( | |
| order_id INT UNSIGNED NOT NULL, | |
| product_id INT UNSIGNED NOT NULL, | |
| quantity INT NOT NULL, | |
| price DECIMAL (10, 2) UNSIGNED NOT NULL, | |
| PRIMARY KEY (order_id, product_id), | |
| FOREIGN KEY (order_id) REFERENCES orders (id), | |
| FOREIGN KEY (product_id) REFERENCES products (id) | |
| ); |
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