Subject | Re: Re: [firebird-support] Update big table and nbackup benefit or not? |
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Author | liviuslivius |
Post date | 2016-04-05T10:55:13Z |
W dniu 2016-04-05 12:45:34 użytkownik Dimitry Sibiryakov sd@... [firebird-support] <firebird-support@yahoogroups.com> napisał:
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
> 05.04.2016 12:43, liviuslivius liviuslivius@... [firebird-support] wrote:Ok now i understand how delta work
> > 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.
>
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