Re: Joining distinct clusters with the same schema together

2013-06-21 Thread aaron morton
> > Question 2: is this a sane strategy? > > On its face my answer is "not... really"? I'd go with a solid no. Just because the the three independent clusters have a schema that looks the same does not make them the same. The schema is a versioned document, you will not be able to merge them

Re: Joining distinct clusters with the same schema together

2013-06-19 Thread Eric Stevens
> > On its face my answer is "not... really"? What do you view yourself as > getting with this technique versus using built in replication? As an > example, you lose the ability to do LOCAL_QUORUM vs EACH_QUORUM > consistency level operations? Doing replication manually sounds like a recipe for t

Re: Joining distinct clusters with the same schema together

2013-06-19 Thread Robert Coli
On Wed, Jun 19, 2013 at 10:50 AM, Faraaz Sareshwala wrote: > Each datacenter will have a cassandra cluster with a separate set of seeds > specific to that datacenter. However, the cluster name will be the same. > > Question 1: is this enough to guarentee that the three datacenters will have > dist

Joining distinct clusters with the same schema together

2013-06-19 Thread Faraaz Sareshwala
My company is planning on deploying cassandra to three separate datacenters. Each datacenter will have a cassandra cluster with a separate set of seeds specific to that datacenter. However, the cluster name will be the same. Question 1: is this enough to guarentee that the three datacenters will h