I didn't think it would be a problem but it never hurts to confirm. Thanks for the quick reply!

--- In firebird-support@yahoogroups.com, Alexandre Benson Smith <iblist@...> wrote:
>
> Em 25/8/2011 12:56, kasparovimnot escreveu:
> > I see that there is an ODS change from Firebird 2.1.3 to 2.5 and that to change ODS on the database you need to do a backup and restore, but I'm wondering what happens if we don't do the backup and restore and run 2.5 on the older ODS database?
>
> Nothing bad will happen, FB is retro-compatible
>
> > Will it cause corruption or other problems,
>
> No ! Otherwise it will be a very fool decision to let the engine open an
> incompatible database and trash it.
>
> > or will we simply not see all the benefits of 2.5 until we also do the backup and restore?
>
> Yes
>