Markus Schiltknecht wrote: > Eh.. I think you misunderstood. The Sequoia people use RAIDb to mean > Redundant Array of Inexpensive _Databases_. A possible setup might look > like:
You are right. I didn't understand that. Interesting. > > I am afraid we are stuck between clarity and understand-ability here. ;-) > > Agreed, but that's where I think the current chapter creates confusion > by trying to separate into "statement based replication middleware" and > "synchronous multi-master replication". Such a separation does not > exist, instead every combination of single vs. multi-master and > statement based vs tuple based is possible. Examples: > > single-master, tuple based: Slony-I, Mammoth Replicator > multi-master, tuple based: Postgres-R, Slony-II, maybe Bucardo (?) > single-master, statement based: maybe pgpool or skytools can do that (?) > multi-master, statement based: Sequoia, PgCluster Uh, to me the issue is something like pgpool and Sequoia, where the _master_/replication is happening _outside_ the server, vs something like Oracle RAC where it is happening inside the server. -- Bruce Momjian <[EMAIL PROTECTED]> http://momjian.us EnterpriseDB http://postgres.enterprisedb.com + If your life is a hard drive, Christ can be your backup. + ---------------------------(end of broadcast)--------------------------- TIP 1: 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
