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Hadoop cluster takeover with Apache Ambari

We recently migrated a large production Hadoop cluster from a “manual” automated install to Apache Ambari, we called this the Ambari Takeover. This is a risky process and we will detail why this operation was required and how we did it. […]

By |2018-11-20T13:54:41+00:00November 15th, 2018|Categories: Adaltas Summit 2018, Big Data|Tags: , , , |0 Comments

Managing authorizations with Apache Sentry

Apache Sentry is a system for enforcing fine grained role based authorization to data and metadata stored on a Hadoop cluster. With this article, we will show you how we are using Apache Sentry at Adaltas. For this demonstration, we have pulled one use case that we have been faced on at one of our [...]

By |2019-08-03T22:51:37+00:00July 24th, 2017|Categories: Data Governance|Tags: , , , , |0 Comments