public function alterar(RendaSalario $obj)
{
$strSQL = "UPDATE ADM_ARS_RENDAS_SALARIAIS SET ";
$strSQL .= "ARS_Descricao = '" . $obj->getDescricao() . "', ";
$strSQL .= "ARS_Status = '" . $obj->getStatus() . "' ";
$strSQL .= "WHERE ARS_ID = " . $obj->getId() . " ";
return Db::getInstance()->executar($strSQL);
}