Without exception the timestamp is set by the client, not the server. The one exception to the without exception rule is CounterColumnType operations.
If you are in a situation where you need better timing than you can get with ntp you should try to design around it. Hope that helps. ----------------- Aaron Morton Freelance Cassandra Developer @aaronmorton http://www.thelastpickle.com On 28 Jun 2011, at 10:03, A J wrote: > During writes, the timestamp field in the column is the system-time of > that node (correct me if that is not the case and the system-time of > the co-ordinator is what gets applied to all the replicas). > During reads, the latest write wins. > > What if there is a clock skew ? It could lead to a stale write > over-riding the actual latest write, just because the clock of that > node is ahead of the other node. Right ?