Remember that you should have many more rows of size X than you have cluster nodes for any value of X.
So if you have a data model where a handful of rows may have > 2B columns but the rest will be much smaller, you should probably rethink that. On Thu, Jun 9, 2011 at 10:51 AM, Bahadur, Kamal <[email protected]> wrote: > From the documentation, I came to know that there is a limitation of maximum > number (2 billion) of columns that a column family can have. My questions > is, is there a way to purge the old columns when the number of columns is > nearing the 2 billion mark? > > > > Thanks, > > Kamal -- Jonathan Ellis Project Chair, Apache Cassandra co-founder of DataStax, the source for professional Cassandra support http://www.datastax.com
