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Tag Archives: Big Data

The Rationale for Securing Big Data

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This blog post is the first in a series based on the ebook The Six Elements of Securing Big Data by security expert and thought leader Davi Ottenheimer. In his book, Davi outlines the rationale and key challenges of securing big data systems and applications. He does so using some great anecdotes and with good humor, making the book a good ...

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Big Data Security: Vulnerability Management

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Mitesh Shah, Senior Product Manager for Security and Data Governance at MapR, describes an important concept in big data security: vulnerability management, which is a key layer in the trust model. He explains what is provided by the MapR Converged Data Platform, and what the customer’s role is in terms of maintaining a secure environment.           ...

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Big Data SQL: Overview of Apache Drill Query Execution Capabilities – Whiteboard Walkthrough

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In this week’s Whiteboard Walkthrough, Neeraja Rentachintala, Senior Director of Product Management at MapR Technologies, gives an overview of how open source Apache Drill achieves low latency for interactive SQL queries carried out on large datasets. With Drill, you can use familiar ANSI SQL BI tools, such as Tableau or MicroStrategy, plus do exploration directly on big data. For additional ...

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How Apache Kafka and MapR Streams Handle Topic Partitions

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Streaming data can be used as a long-term auditable history when you choose a messaging system with persistence, but is this approach practical in terms of the cost of storing years of data at scale?  The answer is “yes”, particularly because of the way topic partitions are handled in MapR Streams. Here’s how it works. Streaming Data as a Long ...

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The Changing Economics of Big Data

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Perhaps you’re old enough to remember when the library was the place we went to learn. We foraged through card catalogs, encyclopedias and the Reader’s Guide to Periodical Literature in hopes that we’d be able to understand what was going on in other people’s minds when they decided what went where. The process was time-consuming, frustrating and often futile. We ...

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Distributed Deep Learning with Caffe Using a MapR Cluster

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We have experimented with CaffeOnSpark on a 5 node MapR 5.1 cluster running Spark 1.5.2 and will share our experience, difficulties, and solutions on this blog post. Deep Learning and Caffe Deep learning is getting a lot of attention recently, with AlphaGo beating a top world  player at a game that was thought so complicated as to be out of reach of ...

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