>>Aleksey,
>>next line it is declarative
>>

>>x = x + 10
>>

>
>This line is not declarative.

But you have not said what is!

However the error in the SQL Engine remains,
and will remain later on also ( on Sedna, Andromeda and any other VFP galaxy )

Aleksey,
is one big difference between 1 single additional call (determinist)
and N additional calls (not determinist).
Sorry, my mistaken, VFP is not deterministic. :-)