You need to shard your rows
On Wed, Jan 18, 2012 at 5:46 PM, Kamal Bahadur <mailtoka...@gmail.com> wrote: > Anyone? > > > On Wed, Jan 18, 2012 at 9:53 AM, Kamal Bahadur <mailtoka...@gmail.com> > wrote: >> >> Hi All, >> >> It is great to know that Cassandra column family can accommodate 2 billion >> columns per row! I was reading about how Cassandra stores the secondary >> index info internally. I now understand that the index related data are >> stored in hidden CF and each node is responsible to store the keys of data >> that reside on that node only. >> >> I have been using secondary index for a low cardinality column called >> "product". There can only be 3 possible values for this column. I have a >> four node cluster and process about 5000 records per second with a RF 2. >> >> My question here is, what happens after the number of columns in hidden >> index CF exceeds 2 billion? How does Cassandra handle this situation? I >> guess, one way to handle this is to add more nodes to the cluster. I am >> interested in knowing if any other solution exist. >> >> Thanks, >> Kamal > >
