> I'm working on a Firebird application where the user can perform a
> backup (gbak) through our user interface. We'd like to save time by
> skipping the backup if the user hasn't made any changes to the
> database since the last backup.
>
> We're looking into ways of doing this in the application code, but I'm
> wondering if Firebird has anything built in to help us.
>
> For example, is there some sort of sequence number that gets
> incremented after each transaction?

PS: the transaction counter will also increase for _read only_ transactions.

So it's not really a basis for checking for changes.

With regards,

Martijn Tonies
Database Workbench - tool for InterBase, Firebird, MySQL, Oracle & MS SQL
Server
Upscene Productions
http://www.upscene.com