Re: Standalone synchronous master
Fujii Masao <masao.fujii@gmail.com>
From: Fujii Masao <masao.fujii@gmail.com>
To: Aidan Van Dyk <aidan@highrise.ca>
Cc: Robert Haas <robertmhaas@gmail.com>, Alexander Björnhagen <alex.bjornhagen@gmail.com>, Magnus Hagander <magnus@hagander.net>, pgsql-hackers@postgresql.org
Date: 2012-01-13T06:31:23Z
Lists: pgsql-hackers
On Wed, Jan 4, 2012 at 11:28 PM, Aidan Van Dyk <aidan@highrise.ca> wrote: > So, I'm a big fan of syncrep guaranteeing it's guarantees. To me, > that's the whole point. Having it "fall out of sync rep" at any point > *automatically* seems to be exactly counter to the point of sync rep. Yes, what Alexander proposed is not sync rep. It's new replication mode. If we adopt the proposal, we have three replication modes, async, sync, what Alexander proposed, like Oracle DataGuard provides. If you need the guarantee which sync rep provides, you can choose sync as replication mode. Regards, -- Fujii Masao NIPPON TELEGRAPH AND TELEPHONE CORPORATION NTT Open Source Software Center