public function alterar(AreaAtuacao $obj)
 {
     $strSQL = "UPDATE CAD_AAT_AREAS_ATUACAO SET ";
     $strSQL .= "AAT_Descricao = '" . $obj->getDescricao() . "', AAT_Status = '" . $obj->getStatus() . "' ";
     $strSQL .= "WHERE AAT_ID = " . $obj->getId() . " ";
     return Db::getInstance()->executar($strSQL);
 }