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Mathematicians and SQL

Georg Ferdinand Ludwig Philipp Cantor is considered the creator of set theory, and his theories are the basis for the naïve set theory you learned in school. But there are lots of other mathematicians you should know, such as Hilbert, Frege, Russell, Zermelo and Dedekind. They made a lot of contributions, too. Hilbert Hilbert is […]

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DAX financial functions: Depreciation calculations

Business Intelligence Architect, Analysis Services Maestro, and author Bill Pearson continues his series surrounding the DAX financial functions. In this article, he exposes four functions that are popular in the calculation of depreciation and amortization. Those accustomed to these functions within Excel will find the syntax, uses and operation of the functions familiar within the Power BI environment.

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Who is my customer?

My final job in my previous career was at a hospital. I worked there for five years in the 90s before getting my first position as a developer. While I didn’t love the career I was leaving, I did appreciate what I learned from that last job. Part of the onboarding included a short class […]

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ASCII Text Dump

Introduction Recently, I had the task of analyzing a varchar field for special characters. The field contained text entered by the user with a standard US keyboard; however, the proprietary software was breaking up the text and delimiting it with characters whose ASCII values were above 127. Eyeballing the text that I dumped using a […]

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Question of the Day

Identities and Sequences I

When thinking of the Identity property for auto incrementing columns and sequences for the same action, which are explicitly linked to increment a number in a table when a new row is added?

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