CREATE TABLE categories (
    category_id INT PRIMARY KEY AUTO_INCREMENT,
    category_name VARCHAR(255) NOT NULL
);

CREATE TABLE tasks (
    task_id INT PRIMARY KEY AUTO_INCREMENT,
    task_name VARCHAR(255) NOT NULL,
    description TEXT,
    due_date DATE,
    category_id INT,
    completed BOOLEAN DEFAULT FALSE,
    FOREIGN KEY (category_id) REFERENCES categories(category_id)
);

INSERT INTO categories (category_name) VALUES ('Работа'), ('Дом'), ('Личное');