It's certainly possible to have a CompositeType key_validation_class. What made you think that you cannot?
On Mon, Jul 9, 2012 at 7:48 AM, prasenjit mukherjee <prasen....@gmail.com>wrote: > Any reason we dont have CompositeType data structure for > key_validation_class ( ref: > > http://www.datastax.com/docs/0.8/configuration/storage_configuration#key-validation-class > ) > ? I would like to create row_names in the form username:yyyymmddhhmm > ( e.g. joe:201206092312 ). I can still do that > key_validation_class=UTF8Type but was wonderign if there is any > in-built validation for these kind of row_names. > > Thanks, > -Prasenjit > -- Tyler Hobbs DataStax <http://datastax.com/>