Hi , I think it's called cyclic replication Please check this http://www.cloudera.com/content/cloudera-content/cloudera-docs/CDH4/4.2.2/CDH4-Installation-Guide/cdh4ig_topic_20_11.html
Regards, Mani Sent from my iPhone > On Mar 8, 2014, at 2:55 PM, Demai Ni <[email protected]> wrote: > > Your understanding is correct and you can actually put/delete to the same > table on both cluster. It is called master-master setup(aka active-active in > RDMS). > > The only issue is about the sequence of transactions. I am not sure how the > timestamp works to ensure the same order from client can be ensured by two > cluster > > Demai on the run > >> On Mar 8, 2014, at 11:45 AM, Koert Kuipers <[email protected]> wrote: >> >> do i understand it correctly that it is safe to have 2 hbase clusters >> replicate to each other (so in both directions)? >> >> and as long as an update (put/delete) arrives at only one cluster this >> setup will function correctly? >> >> not entirely sure about situation where updates get routed to both >> clusters, but i see no immediate harm if the operations are idempotent... >> >> thanks! koert
