On 13/12/2010 12:48, raivis83 wrote:
> Hello all!
>
> I have noticed one problem with FOR SELECT statement in pl/sql
> procedure.

This problem is similar (maybe related, but I'm not sure), to
http://tracker.firebirdsql.org/browse/CORE-634
and similar problems.
Probably better sample is very very old
http://tracker.firebirdsql.org/browse/CORE-92

HTH

Ciao.
Mimmo.