Problem in running cassandra-2.0.4 trigger example

I am new to cassandra and trying to run the trigger example provided by cassandra on a pseudo cluster using instructions provided on https://github.com/apache/cassandra/tree/cassandra-2.0/examples/triggers But i am getting error: *Bad Request: Key may not be empty* Can someone tell me if my "CR

Are triggers production ready?

Hi, I know that triggers are still experimental but I want to know if they are prod ready? If not when will it be.