cake.php

        $infos = $this->Page->Galeria->find('all', array(
                                            'limit' => 10000,
                                            'conditions' => array(
                                                "Galeria.status" => 1,
                                            ),
                                            'group by' => 'Galeria.categoria_id',
                                        ));
        $this->set('galerias',$infos);

        $infos = $this->Page->Categoria->find('all', array(
                                            'limit' => 10000,
                                            'group by' => 'Categoria.id',
                                        ));
        $this->set('categorias',$infos);