Re: 7.4?

Ed L. <pgsql@bluepolka.net>

From: "Ed L." <pgsql@bluepolka.net>
To: Andrew Sullivan <andrew@libertyrms.info>, PostgreSQL General <pgsql-general@postgresql.org>
Date: 2003-02-27T21:21:23Z
Lists: pgsql-general
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