Successfully Transitioning your Team from Data Warehousing to Big Data

Uli Bethke November 8, 2017

You are planning to complement your traditional data warehouse architecture with big data technologies. Now what? Should you upskill your existing data warehouse team? Or do Big Data technologies require a completely different set of skills? Let me first clarify that I am not advocating to drop your relational data warehouse and replace it with ...

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A Library for XML Data Standards

Uli Bethke November 3, 2017

First things first. Before we dive into the various data standards let’s first explain what XML is. XML is short for Extensible Markup Language. It is used to describe data. The XML standard is a flexible way to create information formats and electronically share structured data via the Internet, as well as via corporate networks. ...

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Converting MedlinePlus XML to QlikView

Uli Bethke October 25, 2017

MedlinePlus is the National Institute of Health’s Web site for patients and their families and friends. Produced by the National Library of Medicine, the world’s largest medical library, it brings you information about diseases, conditions, and wellness issues in language you can understand. MedlinePlus offers reliable, up-to-date health information, anytime, anywhere, for free. MedlinePlus XML ...

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Querying XML files with Tableau via Flexter

Uli Bethke November 17, 2016

Tutorial – Querying XML files with Tableau Tableau is a great visualisation tool that works with a large number of different file and data formats. One format that is not supported is data in XML files. There are some workarounds, e.g. using Excel to flatten the XML file. However, with deeply nested files or XMLs ...

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