T-SQL in SQL Server 2025: Substring Changes
This article takes a look at the changes in SQL Server 2025 to the SUBSTRING function.
2025-11-07
9,682 reads
This article takes a look at the changes in SQL Server 2025 to the SUBSTRING function.
2025-11-07
9,682 reads
This article examines the new regular expression functions added to T-SQL in SQL Server 2025.
2025-10-31
17,652 reads
2025-10-08
368 reads
SQL Server 2025 introduces a new sys.dm_os_memory_health_history view to make it easier for meatbags like you and robots like Copilot to know if the SQL Server has been under memory pressure recently.
2025-10-06
Data is usually the most important asset in organizations, but only SQL developers can frequently access that data. Technical teams often write queries for non-technical users. This restricts agility, slows decision-making, and creates a bottleneck in data accessibility. One possible remedy is natural language processing (NLP), which enables users to ask questions in simple English and receive answers without knowing any code. Still, the majority of NLP-to-SQL solutions are cloud-based, which raises issues with cost and privacy.
2025-10-03
2025-10-01
329 reads
2025-09-29
713 reads
Create your own test lab on Hyper-V to evaluate SQL Server 2025 and Windows Server 2025
2025-12-01 (first published: 2025-09-19)
2,770 reads
Introduced in SQL Server 2025 CTP 1.3, the PRODUCT() function acts similarly to SUM(), but multiplies values rather than adds them. It is an aggregate function in SQL Server and therefore operates on a data set, rather than on scalar values.
2025-09-08
Columnstore indexes are a powerful tool for storing analytic data directly in SQL Server. This feature has improved in every version of SQL Server since their inception over ten years ago, and SQL Server 2025 is no exception!
2025-08-25
By Steve Jones
Thanks for attending my sessions. Resources below: Slides: Using Data API Builder GitHub repo: ...
By Steve Jones
Thanks to everyone that attended my sessions at VS Live San Diego yesterday. It...
By Steve Jones
I was creating a question on sp_readerrorlog and realized that this procedure is different...
Comments posted to this topic are about the item Implementing Type 4 Slowly Changing...
Comments posted to this topic are about the item The Disabled Index
Comments posted to this topic are about the item Server-Level Table sizes
I run this code on SQL Server 2022.
CREATE TABLE Drink
(
drinkid INT NOT NULL
CONSTRAINT DrinkPK PRIMARY KEY CLUSTERED,
drinkname VARCHAR(20),
rating NUMERIC(2, 1)
)
GO
INSERT INTO Drink
(
drinkid,
drinkname,
rating
)
VALUES
(1, 'Margarita', 4.5),
(2, 'Mojito', 4.3),
(3, 'Old Fashioned', 4.7),
(4, 'Martini', 4.4),
(5, 'Cosmopolitan', 4.2)
GO
ALTER INDEX drinkpk ON dbo.drink DISABLE
GO
SELECT * FROM dbo.Drink
GO
What is the result? See possible answers