db.sql

-- SQL-скрипт для создания таблиц

CREATE TABLE IF NOT EXISTS users (
    id INT AUTO_INCREMENT PRIMARY KEY,
    email VARCHAR(255) NOT NULL UNIQUE,
    password VARCHAR(255) NOT NULL,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
);

CREATE TABLE IF NOT EXISTS tasks (
    id INT AUTO_INCREMENT PRIMARY KEY,
    user_id INT,
    title VARCHAR(255),
    description TEXT,
    completed TINYINT DEFAULT 0,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
);

CREATE TABLE IF NOT EXISTS tags (
    id INT AUTO_INCREMENT PRIMARY KEY,
    name VARCHAR(50) UNIQUE
);

CREATE TABLE IF NOT EXISTS task_tags (
    task_id INT,
    tag_id INT,
    PRIMARY KEY (task_id, tag_id),
    FOREIGN KEY (task_id) REFERENCES tasks(id) ON DELETE CASCADE,
    FOREIGN KEY (tag_id) REFERENCES tags(id) ON DELETE CASCADE
);