Articles tagged

24 November 2020
24 November 2020

Why installing a “cringe-meter” on social media can boost joy

Do you cringe while scrolling through social media? When have you ever felt better after scrolling? If you feel like social media is a net-loss for collective mental health, you’re not alone. We post in superabundance with flailing emotions. We flaunt our duck-faced selfies with smooth-faced filters until we don’t even look human. We hammer … Read more
20 November 2020
20 November 2020

Normal Forms

To prevent data change anomalies, a database should be normalized. Did you know that there are 10 normal forms? In this article, Joe Celko reviews normalizing databases including commonly used normal forms.… Read more
06 October 2020
06 October 2020

Spreadsheet blamed for UK Covid-19 testing debacle

Whenever I teach database topics to a class of beginners, someone inevitably says that  Microsoft Excel is a database. Excel is an amazing tool with built-in functionality for financial calculations, statistics, and more, but it’s not a database. It’s great for keeping track and organizing small amounts of data, but it doesn’t meet the requirements … Read more
19 September 2020
19 September 2020

Introduction to DAX Financial Functions – Part 1

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Business Intelligence Architect, Analysis Services Maestro, and author Bill Pearson kicks off a series to introduce the DAX financial functions. In this article, he exposes five functions that are popular in the calculation of loans and other annuities. Those accustomed to these functions within Excel will find the syntax, uses and operation of the functions familiar within the Power BI environment.… Read more
06 August 2020
06 August 2020

Eliminating the Fear of Missing Out (FOMO)

Many are finding the quarantine a net gain for mental health. Here’s why… The FOMO has been eliminated. There is no longer a “fear of missing out”. For the first time in memory, that type of FEAR is gone. There are no events, no places to be, nowhere to go…everyone is in the same boat. Our worlds are … Read more
01 August 2020
01 August 2020

Temporary Tables in SQL Server

Temporary tables are used by every DB developer, but they're not likely to be too adventurous with their use, or exploit all their advantages. They can improve your code's performance and maintainability, but can be the source of grief to both developer and DBA if things go wrong and a process grinds away inexorably slowly. We asked Phil for advice, thinking that it would be a simple explanation.… Read more