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 rows, and moved on. That's normal and it's also exactly why so many ...

Ayush Pande is a PC hardware and gaming writer. When he's not working on a new article, you can find him with his head stuck inside a PC or tinkering with a server operating system. Besides computing, ...

Existing index tuners typically rely on the ”what if” API provided by the query optimizer to estimate the execution cost of a query on top of an index configuration. Such cost estimates can be ...

SQL data types enforce data integrity by validating values at insert time, preventing data corruption across analytics, BI, and ML workloads. Choosing appropriately sized data types improves query ...

While the Google Search Console generative AI performance reports do not share query data, you can still try to figure out which queries are from AI Mode versus normal searches. The SEO community has ...

In the modern data landscape, query performance tuning and managing system price-performance is challenging, especially as the number of agentic workloads increase. Even for experienced developers and ...

Microsoft has updated its analytics tool, Clarity, to add branded and non-branded breakdowns to the AI Citations dashboard and AI reports. Clarity lets you filter branded versus non-branded ...

本内容遵循CC 4.0 BY-SA版权协议 如果你的 AI Agent 能生成 SQL，但面对一个跑不动的查询时只会说「加个索引试试」——它差的不是诊断直觉，而是一套读懂执行计划、判断访问路径、修复基数估算 ...