CREATE TABLE IF NOT EXISTS QuizQuestionAttempts ( QuestionAttemptId INT NOT NULL, AttemptId INT NOT NULL, QuestionId VARCHAR(36) NOT NULL, Score DECIMAL(10,2), IsDeleted TINYINT(1), PRIMARY KEY (QuestionAttemptId), CONSTRAINT fk_qqa_attempt FOREIGN KEY (AttemptId) REFERENCES QuizAttempts(AttemptId) ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;