When operating web applications or business systems for many years, the 'database (DB) performance degradation problem' is ...

As a follow-on from last week’s post about the new ApproximateDistinctCount function in DAX, I want to share something I found out from my recent testing for this function: ApproximateDistinctCount is ...

"This has become much faster."I write that in the Pull Request description and ask for a review.The cause was the search on the list screen. As the data increased, the display became sluggish, and ...

As you’ve probably seen in the blog post for the September 2026 release of Power BI, Import mode and Direct Lake mode semantic models now support the ApproximateDistinctCount() DAX function. I tested ...

If you've just started writing SQL Server queries, there's a good chance you probably wrote a query, saw it return the right ...