yes, within calliope the unmarshaller is defined as :
unmarshaller: (CQLRowKeyMap, CQLRowMap) => T whereas the underlying types for the values are ByteBuffer's. It depends how you represent the sets within Cassandra. How do you store the collection values? /Heiko On 21 Feb 2014, at 19:05, Liam Stewart <liam.stew...@gmail.com> wrote: > I'm wondering if anybody has had experience with cql3 containers and spark - > it seems like with calliope, we would have to provide an unmarshaller that > knows how to unpack containers to scala sets/maps?