Cassandra Summit 2016 is the event focusining entirely on the massively scalable NoSQL database that powers global businesses. This is an event for anyone involved in the process of adopting Apache Cassandra and DataStax Enterprise. Tracks are focused on the following roles: Operations, Developers, Software Engineers, Architects, Press and Executives.
You may be also interested to learn more about Apache markets:
Apache Spark Market
Data Warehouse Acceleration Market
Data Warehouse Market