Cloud Hadoop release notes

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Available in Classic

Keep track of changes to the Cloud Hadoop user guide. The release notes include:

  • New
    • Initial release
  • Update
    • Added: New features
    • Changed: Feature enhancements
    • Fixed: Bug fixes
    • Deprecated: Feature deprecations or service shutdown
    • Miscellaneous: Documentation changes

Read on for detailed descriptions of each release.

Classic

The following table describes updates to the Classic environment:

January 13, 2022

Type Change Go to page
Update - miscellaneous User guide composition and content reorganized Cloud Hadoop overview

May 21, 2020

Type Change Go to page
Update - changed Changed default storage for HBase clusters
  • Changed from Object Storage to HDFS on Block Storage
    • With Block Storage support, the HDFS replication factor changes from 1 to 2
  • The minimum number of worker nodes is now also 2
    		•  Data Migration with Object Storage

    January 16, 2020

    Type Change Go to page
    Update - changed Cloud Hadoop 1.2 released
  • Separated the gateway node for external access into a dedicated edge node
  • Ability to back up cluster configuration to Object Storage provided
  • Changed the default character set of Hive metastore DB to UTF8
    		•
  • Getting started
  • Using Hive
    		•
    Update - changed Cloud Hadoop 1.2 released
  • Added stored procedures to the MySQL DB used for Ambari metadata storage
    		•  Using Ambari REST APIs

    May 30, 2019

    Type Change Go to page
    Update - changed Cloud Hadoop 1.1 released
  • Added a new Presto type (You can specify your preferred data store and run Presto queries for analysis)
  • Unrestricted the Add service feature in Ambari so users can add services freely
  • Added a read-only account in Ambari for administrator monitoring
  • Enabled direct access to the Zeppelin UI without tunneling
  • Upgraded JDK from 1.8.0.112 to 1.8.0.192
  • Added Presto usage instructions to the user guide
    		•
  • Using Presto (Trino)
  • Using Ambari REST APIs
  • Using Zeppelin
  • Using Presto (Trino)
    		•