Well, this usage of generators is a bit uncommon, and may not be a sound design.
Philippe suggested that you use globaly unique identifiers (GUID) instead of integers.
They sound like good solution in this case, unless it is absolutely essential to use integers and restart them every year.

--- In firebird-support@yahoogroups.com, Bhavbhuti Nathwani <venussoftop@...> wrote:
>
> Thanks Philippe, but I am sorry I did not understand what you mean to say I
> do.
>
> Kind regards
> Bhavbhuti
>
>
> [Non-text portions of this message have been removed]
>