If the fields are null, COPY TO should just be generating "{field1: null, field2: null}".
Would you mind opening a ticket here with steps to reproduce: https://issues.apache.org/jira/browse/CASSANDRA On Thu, Nov 19, 2015 at 1:05 AM, Vova Shelgunov <vvs...@gmail.com> wrote: > Hi all, > > I have a trouble with copy functionality in cassandra 3.0. > > When I am trying to copy my table to file, some of UDTs have the following > representation: > > {field1: , field2: } > > They have no values, and when I tried to restore this table, this rows was > not imported. > > Do you plan to fix that, e.g. fill with default values or exclude them? > > Thanks. > -- Tyler Hobbs DataStax <http://datastax.com/>