Subject Re: [firebird-support] Re: Update only First 10 problem ?
Author Nando Dessena

L> I tried with the other tables and it is the same result, all records
L> are updated. :(

I think that the problem is that the subquery is executed once
for each record returned by the parent query, as reported here:

IOW it's a known bug. What's unknown is if and when it will be fixed.

Nando Dessena