HPE Ezmeral Data Fabric 6.1.x is In Maintenance and transitions to "End of Maintenance" in June 2024. Please see the latest documentation.

About MapR 6.1
This site contains the main documentation for Version 6.1 of the MapR Converged Data Platform, including installation, configuration, administration, and reference information.
- Version 6.1.0 Release Notes
  These release notes contain information about Version 6.1.0 of the MapR Converged Data Platform.
  - What's New in Version 6.1.0
  - Installation and Upgrade Notes (MapR 6.1.0)
  - List of YARN Enhancements
    MapR 6.1 runs the 2.7.0 version of Hadoop. A number of new features have been incorporated into the version of Hadoop that MapR Converged Data Platform 6.1 uses.
    - Support for ADLS
      Starting with MapR 6.1, you can use Azure Data Lake Store (ADLS) as a data source or destination for all applications.
      - Prerequisites for Using ADLS
        Setting up Azure Data Lake Store (ADLS) on the Azure portal enables you to access ADLS from any application.
      - Authenticating ADLS Account
        To access data stored in Azure Data Lake Store (ADLS), you must first authenticate your ADLS account using your ADLS credentials.
      - Using ADLS for Data Input or Output
        You can use Azure Data Lake Store (ADLS) as a source or destination for your application data.
        Deleting Data from ADLS
        You can delete your data from Azure Data Lake Store (ADLS).
  - Operational Changes (MapR 6.1.0)
    Lists the functional changes made to existing commands in MapR version 6.1.0.
  - Known Issues at Release (MapR 6.1.0)
  - Resolved Issues
    Lists the issues that were resolved in MapR version 6.1.0
  - Packages and Dependencies for MapR Software
    Package and dependency details for MapR 6.1 platform and ecosystem components.
  - Patches and Documentation
    Describes important considerations for patches and patch documentation.
- Version 6.1.1 Release Notes
  These release notes contain information about Version 6.1.1 of the MapR Converged Data Platform.
- MapR Container for Developers
  The MapR Container for Developers is a Docker container that enables you to create a single-node MapR cluster. The container is lightweight and designed to run on your laptop. It requires no additional configuration for you to connect clients – also running on your laptop – to the cluster.
- MapR Sandbox for Hadoop
  The MapR Sandbox for Hadoop is a fully-functional single-node cluster that gently introduces business analysts, current and aspiring Hadoop developers, and administrators (database, system, and Hadoop) to the big data capabilities of Hadoop and its ecosystem.
6.1 Installation
This section contains information about installing and upgrading MapR software. It also contains information about how to migrate data and applications from an Apache Hadoop cluster to a MapR cluster.
6.1 MapR Data Platform
MapR Data Platform is the industry-leading data platform for AI and analytics that solves enterprise business needs.
6.1 Administration
This section describes how to manage the nodes and services that make up a cluster.
6.1 Development
This section contains information related to application development for Ezmeral ecosystem components and MapR Data Platform products, including the file system, Database (Key-Value and JSON), and Event Streams.
Other Docs
This section contains release-independent information, including: MapR Installer documentation, Ecosystem release notes, interoperability matrices, security vulnerabilities, and links to other MapR version documentation.
Glossary
Definitions for commonly used terms in MapR Converged Data Platform environments.

Deleting Data from ADLS

You can delete your data from Azure Data Lake Store (ADLS).

Procedure

To delete data from ADLS:

[mapr@node4 ~]$ hadoop fs -rm -r adl://<username>.azuredatalakestore.net/testdir
                        
[mapr@node4 ~]$ hadoop fs -ls adl://<username>.azuredatalakestore.net/