Mischa Sandberg wrote: > Quoting Bruce Momjian <[email protected]>: > > > Joshua D. Drake wrote: > > > Jeff Davis wrote: > > > > Should the text include a mention of synchronous vs. > > asynchronous? Or > > > > does master-master imply synchronous? > > > > > > It shouldn't. It is possible to have synchronous replication > > without it > > > being master<->master. > > > > We could mention async vs sync but at the FAQ stage I think the > > multi-master/master-slave disinction is enough. Let's see what > > questions > > we get. > > About all you can say is, it is not possible to implement synchronous > master-master replication, because of conflict resolution of > simultaneous transactions.
You mean asynchronous master-master? There are some implementations (Sybase?, pgreplicator) that do this and have conflict resolution. -- Bruce Momjian | http://candle.pha.pa.us [email protected] | (610) 359-1001 + If your life is a hard drive, | 13 Roberts Road + Christ can be your backup. | Newtown Square, Pennsylvania 19073 ---------------------------(end of broadcast)--------------------------- TIP 3: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to [EMAIL PROTECTED] so that your message can get through to the mailing list cleanly
