CREATE TABLE post_likes ( id INT PRIMARY KEY AUTO_INCREMENT, post_id INT, user_id INT, action ENUM('like', 'dislike'), FOREIGN KEY (post_id) REFERENCES post_table (id) ON DELETE CASCADE, FOREIGN KEY (user_id) REFERENCES singup_table (id) ON DELETE CASCADE ); ALTER TABLE post_table ADD COLUMN likes INT DEFAULT 0; ALTER TABLE post_table ADD COLUMN dislikes INT DEFAULT 0;