On Wed, 2008-12-10 at 14:39 +0200, Heikki Linnakangas wrote:
> For a solution that doesn't depend on the file-based log shipping, I
> think we'll need a way for the standby to request a certain starting
> point for the streaming when it connects. When the standby starts, it
> would first recover all the log segments it can obtain using
> recovery_command, and then connect to the primary and request to
> start
> streaming from where recovery_command stopped.
That was already suggested and rejected because it introduces a
potentially unacceptable delay in the start of synch replication - for
large databases this could be hours. (I should add it was suggested by
me and I now accept that it should be rejected.)
-- Simon Riggs www.2ndQuadrant.comPostgreSQL Training, Services and Support