> a.never do a also if try start one project with PG continue trace this problem if problem from me then learn more and if from db trace it to end of life me !;-)
>
> then no never bye always hello and always i try hard to solve it *always*(unless don't any answer me)!
> b.comment me what to do to help resolve this : i full ready to it !
>
> i also ready pay time & money & work in this line also !
>
> wait for it
> maziar navahan
>

Hi, may be You can start to learn English, it will help us to understand what You want, and help You to understand whet Vlad send to You.
Then You may be send us some SQL code that raises an error on Firebird with tables A and B.
Then may be we can help You with Your problem.

Tom