On 11 September 2017 at 09:32, milist ujang <ujang.mil...@gmail.com> wrote:
> Hi all, > > Based on the docs and look at the processes, it seems 1 wal sender on each > node per group. > > If there is scenario of consolidating many databases (say hundreds) into 1 > database (in this central cluster there are hundreds wal sender), what is > the limit number of groups? > It's not a use case I've paid much attention to. I expect it'll be limited by performance and memory, rather than have any firm limit. Maybe you should look into pglogical. This seems like a weird use for BDR. -- Craig Ringer http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training & Services
