On Thursday February 27 2003 12:57, Andrew Sullivan wrote:
>
> I dunno about dbmirror, but rserv and its bigger cousin both
> actually apply the current-as-of-snapshot version of the row (which
> means that if you have multiple changes to the same row, you
> needn't go through all the iterations when applying the snapshot).
> I presume the same is true of dbmirror, since it relies on the
> primary key.
Unfortunately, dbmirror does go through all the iterations, even if
there is no net change. That current-as-of-snapshot capability you
describe would be a very useful enhancement.
Ed