From time to time, I encounter blocking situations where I end up issuing a SQL KILL command against the blocking SPID. When I run sp_who2, I can see the killed SPID is in a ROLLBACK state. Is there any way I can get an idea of how long the rollback for the SPID will take?
2025-04-09
In this first article on the Fabric Modern Data Platform, we look at how to use Generative AI to build tables.
2025-04-07 (first published: 2025-04-02)
3,191 reads
A short look at the differences in UNION and UNION ALL in a SELECT query.
2025-04-07
4,226 reads
This article series will teach you what you need to know to take advantage of GitHub Actions, especially for deploying database code.
2025-04-07
Introduction As you may know, in the early days of SQL Server Clustering, Microsoft advised to provide each clustered SQL Server instance with its own Microsoft Distributed Transaction Coordinator (MSDTC) resource. Since SQL Server 2012 this advice has been withdrawn. Microsoft now recommends to provide your instance with its own MSDTC resource, once you notice the […]
2025-04-04
2,689 reads
If you don’t know, DAX (Data Analysis Expressions) is a language for creating custom calculations and aggregations in Power Pivot, Power BI, and other data analysis tools. Two functions in DAX come close to replicating the functionality but come with limitations. Which one of these functions should you use?
2025-04-04
If you’re going to work with databases, you probably ought to know something about data. In particular, we don’t put data directly into a database; we have to encode it and represent it in a format which a machine can handle.
2025-04-02
Learn how the DeepSeek GenAI LLM works and see how it produces SQL code.
2025-03-31
3,499 reads
Over the last several years, Microsoft has been putting less and less effort into Cumulative Update documentation. We used to get full-blown knowledge base articles about fixes, but these days, we get a collection of footnotes with deceiving hyperlinks that look like they’re going to lead to more information – but they simply lead back to themselves.
2025-03-31
Learn about the new string similarity functions in Azure SQL Database.
2025-03-28
5,764 reads
By Steve Jones
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By gbargsley
We’ve all been there. Someone walks up and asks, “Is SQL Server having issues?”...
By Chris Yates
In the beginning, there was OLTP – Online Transaction Processing. Fast, reliable, and ruthlessly...
Hello Everyone! My organization is looking to implement a solution in SQL Server (2019...
Nguyen Khanh Tung Email: traiphieu.com@gmail.com ORCID: 0009-0002-9877-4137 -------------------------------------------------------------------------------- Abstract This article presents a numerical...
True or False: Tables with a SPARSE column consume more space than regular columns if most values are NOT NULL.
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