internal.sql

CREATE TABLE users (
    id INT AUTO_INCREMENT PRIMARY KEY,
    name VARCHAR(255) NOT NULL,
    username VARCHAR(100) NOT NULL UNIQUE,
    email VARCHAR(255) NOT NULL UNIQUE,
    password VARCHAR(255) NOT NULL,
    role VARCHAR(50) NOT NULL,
    photo VARCHAR(255) DEFAULT 'default-photo.jpg'
);

CREATE TABLE roles (
    id INT AUTO_INCREMENT PRIMARY KEY,
    role_name VARCHAR(100) NOT NULL UNIQUE
);

CREATE TABLE messages (
    id INT AUTO_INCREMENT PRIMARY KEY,
    sender_id INT NOT NULL,
    receiver_id INT NOT NULL,
    message TEXT NOT NULL,
    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
    timestamp TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
    FOREIGN KEY (sender_id) REFERENCES users(id),
    FOREIGN KEY (receiver_id) REFERENCES users(id)
);