Phoenix in Hortonworks Data Platform (HDP) 2.6 includes the following new features:

Phoenix Data Integrity Tool (Technical Preview)

Phoenix in HDP 2.6 has a data integrity tool to help you troubleshoot serious problems with the system and to assist in putting Phoenix in good working condition. The tool runs a group of diagnostics, ranging from a check to verify the existence of the SYSTEM.CATALOG table to testing the index table’s availability.

Phoenix Indexing Improvements

Phoenix in HDP 2.6 has multiple improvements in indexing stability and performance. The indexing tool supports incremental rebuilds and the overall indexing speed is lot faster. The enhancements support part of Phoenix's mission to provide better secondary indexing for HBase data.