- New Hive features: async, log fetching, cancellation
- Changed Hive protocol to V6 (requires at least Hive 0.13)
- Streaming Hive data is now significantly faster
- Binary Hive data is now returned as byte strings rather than Unicode strings
- Rows are now returned as tuples instead of lists for both Hive and Presto
- Dropped CDH 4 support