They are atomic in the sense that if you increment from N to M, readers will never see any intermediate values, just N or M itself.
On Wed, Aug 24, 2011 at 6:50 PM, Sal Fuentes <[email protected]> wrote: > The design document that is referenced on the Cassandra wiki page > (http://wiki.apache.org/cassandra/Counters) describes the Counters in > Cassandra as non-atomic > (https://issues.apache.org/jira/secure/attachment/12459754/Partitionedcountersdesigndoc.pdf). > However, the DataStax post on counters > (http://www.datastax.com/dev/blog/whats-new-in-cassandra-0-8-part-2-counters) > suggests that they are atomic. My impression is that the design document is > outdated (Nov2010). Can someone confirm or deny that these Counters are > atomic? > > > -- > Salvador Fuentes Jr. > -- Jonathan Ellis Project Chair, Apache Cassandra co-founder of DataStax, the source for professional Cassandra support http://www.datastax.com
