But afaik you can set the RF only per Keyspace. So you will have to pull those tables apart, in a different Keyspace. 

2013/6/6 Tyler Hobbs <tyler@datastax.com>

On Thu, Jun 6, 2013 at 1:28 PM, Daning Wang <daning@netseer.com> wrote:
could we set replication factor to 0 on other data center? what is the best to way for not syncing some data in a cluster?

Yes, you can set it to 0, and that's the recommended way to handle this.

Tyler Hobbs