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Create a Hive Script to Validate Tables
A primer on creating a script to compare one table to another in Hive.
NiFi/HDF Dataflow Optimization (Part 2 of 2)
This guide is for Dataflow Managers (DFM) very comfortable with NiFi and a good knowledge of the underlying system on which NiFi is running.
NiFi - Understanding how to use Process Groups and Remote Process Groups.
The purpose of this article is to explain what Process Groups and Remote Process Groups are and how input and output ports are used.
Pragmatic Kafka Security Setup 0.9, Java Producer Code
Setting up Kafka Security was looking tedious for application developer after reading documentation. Below is JumpStart Document via Vagrant
Geo Distance calculations in Hive and Java
Geo distance calculation - showing an example in Hive as well as code in Java
Apache Metron - First Steps in the Cloud
These instruction will take you step-by-step from nothing to a fully-functioning, multi-node Apache Metron cluster running in Amazon's EC2 c
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Geospatial Tutorial with GeoMesa Framework and HBase
10GeoMesa supports several scalable data storage technologies, including Apache HBase.
Apache Kafka New Features Journey from HDP 2.2.0 to HDP 2.6.1
9The following versions of Apache Kafka were incorporated in HDP 2.2.0 to 2.6.1: 0.8.1, 0.8.2, 0.9.0, 0.10.0, 0.10.1.
Convert CSV to JSON, Avro, XML using ConvertRecord (Apache NiFi 1.2+)
7This article describes how to convert a CSV file using the record-oriented processors and controller services introduced in Apache NiFi 1.2.
Managing Journalnodes with Ambari 2.5.0
8Ambari version 2.5.0 provides the ability to Manage(Add/Remove) JournalNodes
How to create and register custom ambari alerts ?
17This article explains, how to create a custom ambari alert to tell us the status of disk usage for every Mount Point.
HDF 2.0 - Integrating Secured NiFi with Secured Ranger for Authorization Management
11The article describes how to integrate secured NiFi and Ranger environments using Ambari in HDF 2.0.
How to limit the LDAP users that can log into the ranger admin user interface.
2If you want to limit the users or groups that can authenticate to the ranger admin user interface try the example configurations below.
