if ($r = sql_select( array( 'a.colonne AS colA', 'b.colonne AS colB', 'SUM(b.nombre) AS somme' ), array( 'tableA AS a', 'tableB AS b' ))) { while ($ligne = sql_fetch($r)) { // on peut utiliser : // $ligne['colA'] $ligne['colB'] $ligne['somme'] } }