On Wed, Nov 23, 2016 at 11:32 PM, Tsunakawa, Takayuki <tsunakawa.ta...@jp.fujitsu.com> wrote: > IMHO, overall, there should be pros and cons of the current approach and the > new UNDo one (like Oracle?), depending on the workload. Under update-heavy > workload, the UNDO method may be better. OTOH, under the mostly-INSERT > workload (like data warehouse?), the current method will be better because it > writes no log for UNDO.
I believe that you are correct about that. -- Peter Geoghegan -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
