gan nanya dong... seumpama ada 2 tabel misal: TabelA=storecode, transdate, salesno, transbruto, disc1 TabelB=storecode, transdate, salesno, transbruto, disc2 gimana buat query untuk menampilkan: storecode, transdate, transnet (transbruto-disc1-disc2) mohon bantuan agan2 sekalian...tq