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
3,572 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
6,948 reads
Regular expressions (REGEX) let you adaptively investigate, employ, and authenticate text data. This makes it easy to search for simple or complex string patters. There is no direct way to do this in SQL Server, but in this article we look at some SQL functions you can create to emulate regex like functionality.
2025-03-28
The digital landscape is rapidly evolving, and the question has progressed from whether to adopt cloud technology to how to effectively use it to drive business growth and innovation. Having recognized the power of the cloud in terms of agility, scalability and innovation, organizations are turning their focus to how to get more from their investment. One such consideration is multi-cloud.
2025-03-26
Learn how dynamic SQL and sp_executeSQL can be used together from Python.
2025-03-24
3,746 reads
I need to construct JSON from data in our database, but I find the existing FOR JSON PATH limited when the data is not located in one single row but rather scattered over multiple rows. Is there another method on how to handle JSON data in SQL Server? Learn how to use the new SQL Server JSON Functions JSON_OBJECTAGG and JSON_ARRAYAGG in this article.
2025-03-24
Unlock new opportunities for data-driven decision-making by grasping the significance of SQL and structured data in current data and analytics ecosystems like Microsoft Fabric.
2025-03-21
6,513 reads
By James Serra
I’m honored to be hosting T-SQL Tuesday — edition #192. For those who may...
By Vinay Thakur
Continuing from Day 2 , we learned introduction on Generative AI and Agentic AI,...
Quite the title, so let me set the stage first. You have an Azure...
Comments posted to this topic are about the item A Quick Restore
Comments posted to this topic are about the item Guarding Against SQL Injection at...
I have a quick question on Ola Hallengren Index Optimize Maintenance . Do we...
While doing some testing of an application, I wanted to reset my environment after doing some testing with this code:
USE DNRTest BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO /* Bunch of stuff tested here */RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACEWhat happens if this runs, assuming the "bunch of stuff" isn't anything affecting the instance. See possible answers