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Making your own Amazon Machine Image

Amazon Web Services (AWS) allows you to rent virtual compute nodes using their Elastic Compute Cloud (EC2). When you launch EC2 nodes you choose an Amazon Machine Image (AMI) to run; this is a pre-installed operating system and perhaps an application, for example “Amazon Linux“, “Microsoft Windows Server 2016“, “OpenVPN Access Server” or “WordPress“.  But…

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Using Kognitio on HDP Hortonworks

In this article we will install and configure a Kognitio cluster on to a running HDP Hadoop cluster. In order to run Kognitio on HDP Hortonworks you will need: Version 8.2.00-rel170616 or later of the Kognitio on Hadoop software (from https://kognitio.com/products/kognitio-on-hadoop ) You do not need a licensed Hortonworks installation to run Kognitio. Getting ready…

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Data discovery in Kognitio with TFL and Tableau

Jul 06, 2017 | By Chak Leung

(Power by TFL Open Data, Contains OS data © Crown copyright and database rights 2016) In previous blog posts I’ve gone over ways to push data to S3 and connect to it via Kognitio external tables (link). I’ll be using that method on some bus data provided by Transport for London (TFL) and accelerating a…

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