On Thu, Dec 24, 2015 at 1:03 PM, Dmitry Yemanov dim...@users.sourceforge.net
[firebird-support] wrote:
> 24.12.2015 05:31, 'Leyne, Sean' wrote:
> >
> > With today's unlimited availability of disk space and silly-low cost per
> GB for storage, would an argument to dispense with the delta and simpl
24.12.2015 05:31, 'Leyne, Sean' wrote:
>
> With today's unlimited availability of disk space and silly-low cost per GB
> for storage, would an argument to dispense with the delta and simply store a
> full copy of the record (not including BLOB) be worthy of discussion?
It's not about storage cos
> Right. When we were working on InterBase 1.1 (I think) a friend of Jim's
> suggested using deltas for back versions to save space. He's still a friend,
> but
> that feature was a real trial to implement and debug, partly because we ran
> out of bits in the record header.
With today's unlimit
On Wed, Dec 23, 2015 at 12:01 PM, Dmitry Yemanov
dim...@users.sourceforge.net [firebird-support] <
firebird-support@yahoogroups.com> wrote:
> 23.12.2015 01:36, Ann Harrison wrote:
>
> >
> > ...Your first update will create a back
> > version that's just the difference between the old record state
23.12.2015 01:36, Ann Harrison wrote:
> Like I said, I have always kept transactions very short. I am
> thinking of something like this instead:
>
> a) begin a transaction, update FIELD_1 of MYTABLE.
> b) update FIELD_2 of MYTABLE.
> c) update FIELD_3 of MYTABLE.
> d) upda