> If I want to add a new Keyspace, does it mean I have to distribute my > storage-conf.xml to whole nodes? and restart whole nodes?
I *think* that is the case in Cassandra 0.6, but I'll let someone else comment. In trunk/upcoming 7 there are live schema upgrades that propagate through the cluster: http://wiki.apache.org/cassandra/LiveSchemaUpdates -- / Peter Schuller