On Thu, Dec 13, 2012 at 9:41 AM, Robert Newson <[email protected]> wrote:
> Two databases can have a different number of shards, different numbers > of replicas of each shard, different locations for those shards, we > might move shards over time as we add or remove nodes from the > cluster. I don't see how you can do any of that without a document > describing the layout. > tl;dr there's a mapping because the administrator can change it. Do LSM trees have any concurrency in their use of multiple files, or are they accessed consecutively during writes?
