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 ...

Data cleaning is a crucial step in the data analysis process. Inaccurate, incomplete, or inconsistent data can lead to flawed insights and poor decision-making. Fortunately, Excel 365’s Power Query ...

Power Query is a game-changer in terms of the amount of time I save, ensuring imported data is ready for analysis in Excel. If you're new to this tool, it's helpful to know a few commands that can ...

Let's follow up the last column with a step-by-step breakdown shows how the PowerShell script automates SQL Server backups, manages retention, logs activity and verifies data integrity. In my first ...