>>Could one account have two owners, one permanant and one temporary?
>>Also can you use UNION or not?
>
>Theoretically - yes.
>
>Yes, I can use union, but note, that I want to group by.
Did second suggestion works (this with IIFs)?
Against Stupidity the Gods themselves Contend in Vain - Johann Christoph Friedrich von Schiller
The only thing normal about database guys is their tables.