//retorna informação do quiz!
$quiz = array();

$infoQuiz = $this->db->select('quiz.id AS id_quiz, quiz.nome_quiz,
                               perg.pergunta,
    		               resp.resposta');
$infoQuiz = $this->db->join('squiz_perguntas AS perg', 'perg.id_quiz = quiz.id');
$infoQuiz = $this->db->join('squiz_respostas AS resp', 'resp.id_pergunta = perg.id');
$infoQuiz = $this->db->order_by('quiz.id DESC');
$infoQuiz = $this->db->where('quiz.enabled','1');
$infoQuiz = $this->db->get('squiz_quiz AS quiz');

print_r($infoQuiz->result_array());
exit();