> Hello,
>
> I am using a 45 GB Interbase 6.5 database, and i succesfully restored
> a backup on Firebird 1.5.2.
>
> I would like to know that if i create a backup using Firebird,
> will i be able
> to restore this again on Interbase? I can try this myself of course,
> but creating
> a backup and restoring it takes a lot of time and was wondering
> if someone might
> know the answer ;)
>
> Thanks,
>
> Jeroen Geusebroek
>
> P.S. After i restored the database on Firebird, i noticed that the
> database shrinked to about 35GB. Is this normal?

the database can also be a different size depending on different page sizes.
try a small database as a test. backup it up, restore it with page size
4096, then back it up again and restore it with page size 8192
Alan