INSERT INTO users (id, name, bio, score) VALUES (1, 'ann', NULL, 1.5);
INSERT INTO users (id, name, bio, score) VALUES (2, 'bob', 'hello', 2.5);
INSERT INTO posts (id, user_id, title, created) VALUES (1, 1, 'first', '2024-01-01');
INSERT INTO posts (id, user_id, title, created) VALUES (2, 1, NULL, '2024-01-02');