Jeff Davis wrote: > It depends on what we mean by synchronous. Do we mean "the WAL record > has made it to the disk on the slave system," or "the WAL record has > been applied on the slave system"?
DRBD, which is a common warm standby solution for PostgreSQL at the moment, provides various levels of synchronicity. I imagine we could also define, as need arises, various levels, some of which may be the ones you listed. -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers