##Release Notes and News

Note: For upgrade instructions please refer to this page.


October 14th, 2015 | Release Notes have been moved to Github and you are reading them. For a detailed list of commits check this page

  • Support batches of events sent to the EventServer as json arrays
  • Support creating an Elasticsearch StorageClient created for an Elasticsearch cluster from variables in pio-env.sh
  • Fixed some errors installing PredictionIO through install.sh when SBT was not correctly downloaded


July 16th, 2015 | Release Notes

  • Support event permissions with different access keys at the Event Server interface
  • Support detection of 3rd party Apache Spark distributions
  • Support running pio eval without engine.json
  • Fix an issue where --verbose is not handled properly by pio train


May 20th, 2015 | Release Notes

  • Add support of developing prediction engines in Java
  • Add support of PostgreSQL and MySQL
  • Spark 1.3.1 compatibility fix
  • Creation of specific app access keys
  • Prevent a case where pio build accidentally removes PredictionIO core library


April 14th, 2015 | Release Notes

  • Channels in the Event Server
  • Spark 1.3+ support (upgrade to Spark 1.3+ required)
  • Webhook Connector support
  • Engine and Event Servers now by default bind to
  • Many documentation improvements


March 17th, 2015 | Releaes Notes

  • Improved pio-start-all
  • Fixed a bug where pio build failed to set PredictionIO dependency version for engine templates


March 4th, 2015 | Release Notes


Feb 10th, 2015 | Release Notes