On Tue, Nov 15, 2011 at 9:03 PM, Yan Chunlu <springrider@xxxxxxxxx> wrote: > thanks a lot for the tip! > sorry for used the wrong word, it is just multi-master but not sharding, I > would like to setup two master server across two datacenter. one's id > increased by 1, and the other by 2. > so I could have a queue sync the record in the background by myself. kind > of a dumb way but it seems they only choice for me, the delay within > several minutes is acceptable. you might want to look at either using a larger skip, like 10 or 20, so you can add more servers at a later date if you need to. The other way is to start each sequence at some huge offset like 2Billion and be sure to use a bigint not a regular int. -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general