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Andrew Tegethoff

Andy leads Perficient's Microsoft BI team. He has 16 years of IT and software experience with a primary focus on Enterprise Information Management solutions using the Microsoft Data Platform.

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Microsoft Cloud BI: Azure Data Services for BI?

In my first post in this series, I talked a little about the basics of cloud BI and Microsoft’s Windows Azure public cloud platform.  I gave a brief glimpse of what services Azure offers for BI.   So to begin with, let’s recap the Azure data services offerings in terms of the cloud computing models available.  Azure’s […]

Microsoft’s Power BI: just another hugely compelling feature

This article was pointed out to me by a colleague, and I found it a pretty compelling read:  How Microsoft helped this bar figure out that vodka was costing it a fortune. Of particular interest to me is the Natural Q&A feature, which is mentioned prominently. Now, my time in the data warehousing trenches tempers my […]

Microsoft Cloud BI: An Introduction

As with “All Things Cloud” for the last year or so, Cloud BI is a subject of much buzz. But if you look around, aside from a few niche vendors that have developed Software as a Service (SaaS)  and Platform as a Service (PaaS) BI packages, there’s not a lot of clear information or even thinking. Something close […]

Creating Dynamic OLAP cubes from Custom Field data, pt. 2

Last time, we discussed arriving at a BI/DW solution for the problem of source application “Custom Fields.” This time, I want to look at the OLAP design, and the mechanisms that make it work in Analysis Services.  As you may recall, we were working on designing a multi-tenant SaaS analytics application. Our greatest problem was in […]

Microsoft’s Power BI: a peek at the future?

So, have you heard about Power BI yet?  The whiz-bang new cloud-centric BI front end tool from Microsoft?  Well, this video from the 2013 WPC breaks down the story — in a very entertaining manner…  So, having watched, let’s assume we all remember Mariah’s chart-toppers and instead review the greatest hits of the Power BI […]

Creating Dynamic OLAP cubes from Custom Field data, pt. 1

A source system that contains dynamic or customer-defined data fields is both an old problem and a sticky one in the  DW/BI environment.  A standard approach of flattening the dynamic data into name/value pairs is recommended for a relational-type database.   But what about multidimensional modeling or OLAP storage?  Name/value pairs are just the beginning.  To […]

New Year’s Data Resolutions

It’s 2013!  Will this year be the Year of Self-Service BI?  Or the Year of Mobile BI?  Or perhaps (for the second year running) the Year of Big Data?  Trend-watching is fun, but what does it tell you about making real business decisions with respect to your  growing Enterprise Reporting or BI needs?  Maybe not […]

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