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Rahul Panda in Answers5 hours ago

How to set deadline for a Snapshot

Hello Dear Members I would like to know the procedure for setting a deadline for a snapshot.

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kamal in Answers11 hours ago

AD group names with spaces not working with Hive

We have AD group names with spaces in the group name such as "domain users". MapR access is provided by ACL and users are attached to those required group names in AD. Eg: "finance_users". But, when Hive validate users, Hive crashes as it cannot validate Linux group names with spaces such as "domain users". How do you

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mcrandall in Answers14 hours ago

StreamSets Container Package Manager

Hi, I'm trying to install the MapR packages into my StreamSets Docker container. I have all of the prerequisites installed in an opt/mapr volume. I install the MapR packages in the StreamSets UI. However, when I restart the container after installation the packages appear to not be installed. I am using the MapR developer

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bharvi in MapR UK Community Group4 hours ago

How to change / configure number of mappers?

How can I change/configure a number of mappers?

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reedv in Answers18 hours ago

Understanding MapR>=6.0 support of HBase?

Looking at some discussions of Cask CDAP installation for MapR (Google Groups), there is a thread saying that CDAP doesn't support running with MapR DB. CDAP supports MapR but only when running with HBase. MapR dropped support for HBase in MapR 6.0. To work around this we install and run HBase. and as clarification on

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maprcommunity

in The Exchange1 year ago

Apache Spark And MapR-DB JSON Integration

by Hanumath Rao Maduri Apache Spark is an open source big data processing framework, which is being widely used for analytics on streaming and batch workloads. Spark is fully supported on MapR, and it typically uses data in the form of large files. With the Spark/MapR-DB connectors, you can use MapR-DB as a data source and as a data destination

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PETER.EDIKE in Answers1 day ago

Spark Structured Streaming + Stream-Stream Joins

Hello Everyone, I am trying to implement a Stream-Stream join Use Case on a MapR Cluster 6.0.1 MEP 5.0 and I keep getting the following exception warning: there was one deprecation warning; re-run with -deprecation for details org.apache.spark.sql.AnalysisException: Inner join between two streaming DataFrames/Datasets is not

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dzndrx in Answers1 year ago

Offline Installation

Michael Segel Sathishkumar Manimoorthy 3 node cluster Bare Metal Specification all passed on prerequisite. Hi im setting up a cluster offline because of the limited connectivity here in our company, I input the required packages on the mapr-setup.sh script here is the code bash ./mapr-setup.sh -a /localrepo/*. All is passed

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rahul.panda in Answers1 day ago

Downgrade from MapR 6.0 to MapR 5.2

Hello Dear Members What are the ways to downgrade a MapR v6 running on a production cluster to a MapR v5, restoring all the old configuration? -> What is the prerequisite for the downgrade? -> The step by step procedure for the downgrade. Thank You

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slimbaltagi in The Exchange8 hours ago

VIDEO: Arcadia Data MapR Data Warehouse Optimization

Video published on June 18th 2018. "Explore a data warehouse optimization use case leveraging MapR, datascience.com and Arcadia Enterprise in a retail scenario"

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ryanvictory in Answers7 months ago

MapR 6.0 OJAI - No registered driver found for url: 'ojai:mapr:'

I'm attempting to port over some of my existing code from the OJAI 1.0 API to OJAI 2.0. When trying to connect, I get the error: Java::OrgOjaiExceptions::OjaiException: No registered driver found for url: 'ojai:mapr:'Is there a particular method I have to call on MapRDB to register it with OJAI? I am running in a fairly nonstandard way,

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