Du benötigst 3 Select-Anweisungen, die durch Union-Anweisungen als Einheit ausgeführt werden:

Code:
   Select KundeNr, Fld1 as FLD
     From MyFile Join ...  
     Where ...
Unoin All
   Select KundeNr, Fld2 as FLD
     From MyFile Join ...
     Where ...
Union All
   Select KundeNr, Fld3 as FLD
     From MyFile Join ...
     Where ...
Order By ...
Birgitta