CREATE TABLE users(
    id SERIAL NOT NULL PRIMARY KEY,
    username VARCHAR(50) NOT NULL,
    secret VARCHAR(255) NOT NULL,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TRIGGER set_timestamp
BEFORE UPDATE ON users
FOR EACH ROW
EXECUTE PROCEDURE trigger_set_timestamp();

---- create above / drop below ----

DROP TABLE users;