     PRIMARY KEY (user_id)
 );
 
-CREATE TABLE QUESTIONNAIRE
+CREATE TABLE questionnaire
 (
 	questionnaire_id INTEGER AUTO_INCREMENT NOT NULL,
     questionnaire_user_id INTEGER NOT NULL,

    questionnaire_start_date INTEGER UNSIGNED NOT NULL,
    questionnaire_end_date INTEGER UNSIGNED NOT NULL,
    PRIMARY KEY (questionnaire_id),
    FOREIGN KEY (questionnaire_user_id) REFERENCES USER(user_id) ON DELETE CASCADE
);

CREATE TABLE QUESTION
(
	question_id INTEGER AUTO_INCREMENT NOT NULL,
    question_questionnaire_id INTEGER NOT NULL,

VALUES (2, 1), (2, 7), (2, 16),
	(3, 1),(3, 5), (3, 7), (3, 10),(3,16);

