CREATE TABLE rules_log (
    id NUMBER GENERATED BY DEFAULT AS IDENTITY,
    city_name VARCHAR(255),
    description VARCHAR(100) NOT NULL,
    added_at TIMESTAMP(0) NOT NULL,
    CONSTRAINT rules_log_pkey PRIMARY KEY (id));

CREATE OR REPLACE TRIGGER Flights.experiment2_t1
    AFTER INSERT ON Flights.timezones_ref
    FOR EACH ROW
BEGIN
    INSERT INTO rules_log (city_name,description,added_at)
        VALUES (:NEW.city,'Trigger 3',SYSTIMESTAMP);
END;
/