Subject Re: Re: [firebird-support] Update big table and nbackup benefit or not?
Author liviuslivius
W dniu 2016-04-05 12:45:34 użytkownik Dimitry Sibiryakov sd@... [firebird-support] <firebird-support@yahoogroups.com> napisał:
> 05.04.2016 12:43, liviuslivius liviuslivius@... [firebird-support] wrote:
> > but what happens at merge stage (delta merging) when i unlock database?
> > page will be overriden or new one will be created and old will be marked as empty?
>
> Old pages will be overwritten, new ones will be added. No difference.
>
> --
> WBR, SD.
>


Ok now i understand how delta work
then i see that only benefit will be when page have some free space
but this make no difference in both scenarios 1 and 2

thanks for the info


regards,
Karol Bieniaszewski