---

def create():
    open()
    do('''PRAGMA foreign_keys=on''')


    do('''CREATE TABLE IF NOT EXISTS quiz (
           id INTEGER PRIMARY KEY,
           name VARCHAR)''')


    do('''CREATE TABLE IF NOT EXISTS question (
               id INTEGER PRIMARY KEY,
               question VARCHAR,
               answer VARCHAR,
               wrong1 VARCHAR,
               wrong2 VARCHAR,
               wrong3 VARCHAR)''')


    do('''CREATE TABLE IF NOT EXISTS quiz_content (
               id INTEGER PRIMARY KEY,
               quiz_id INTEGER,
               question_id INTEGER,
               FOREIGN KEY (quiz_id) REFERENCES quiz (id),
               FOREIGN KEY (question_id) REFERENCES question (id) )''')
    close()