• 코드 삭제

  DELETE FROM recode.recode WHERE code_id=11;
  DELETE FROM recode.today_problem WHERE code_id=11;
  DELETE FROM recode.code WHERE id=11;
  

• 코드 조회

  SELECT * FROM recode.code;
  SELECT * FROM recode.user_id;
  SELECT * FROM recode.recode;
  SELECT * FROM recode.today_problem;
  

# 여기에 행을 추가해야 페이지에서 문제 조회 가능
INSERT INTO recode.today_problem (date, is_completed, problem_no, review_cnt, title, code_id, user_id)
VALUES (now(), false, 10, 0, 'ttt', 11, 2);