--- On Mon, 7/14/08, Kaare Rasmussen <[EMAIL PROTECTED]> wrote: > But yes, it has to be enabled, and yes it has to have a > performance cost > somehow, but people are requesting it, and somehow I
AFAIK, It is built from undo so there is no ADDITIONAL overhead. It just saves the undo that is created anyway for any DML anyway. That undo is already on disk. Lewis R Cunningham An Expert's Guide to Oracle Technology http://blogs.ittoolbox.com/oracle/guide/ Database Wisdom http://databasewisdom.com -- Sent via pgsql-sql mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-sql
