svanderclock [08-05-05 16.00] :

> I do backup every week, and i want to know if after the backup (done
> WITHOUT the -g) i must launch the gfix -sweep ?
>

Better to do the backup every day ;)

> Some firebird tech say that i must ... but i far as i understand i
> don't need...
>

no, in normal use, you don't need to do a sweep if you run gbak without -g (that will
collect the garbage)

The only case you will eventualy need to run a sweep is if you have a lot of rollbacked
transactions

> in other word :
> What exactly gbak (without -g) do (except the backup) and what exactly
> gfix -sweep do ?
>

they do the same, but sweep can also deal with rolled-back transaction (garbage collect don't)