This article evaluates leading Tableau and Power BI courses based on skills covered, hands-on projects, certifications, and suitability for beginners, working professionals, and career switchers.

Overview:Excel books support long-term learning compared to short tutorials that explain quick data-centric tasks.Books explain formulas, automation tools, and ...

What if the tool you’ve been using for years is far more powerful than you ever imagined? Excel, often dismissed as “just a spreadsheet program,” has transformed into a data analysis powerhouse ...

As I described here, Power BI can send SQL queries in parallel in DirectQuery mode and you can see from the Timeline column there is some parallelism happening here – the last two SQL queries ...