Elements of the SQL Server Update Statement
Learn how to use the UPDATE statement, along with a few things to be aware of when changing data.
2025-04-11
1,641 reads
Transact-SQL
The difference between BIN2 and Case-Sensitive collations in SQL
Here you will learn about the key differences between the binary and SQL/Windows collations. You will see that even with all sensitivity flags enabled, SQL/Windows collation cannot behave the same way as the binary collations.
2024-03-15
1,912 reads
GENERATE_SERIES() Breaks Minimal Logging
tl;dr The title says it all. Prologue One of the keys to my personal learning is that, very early in my database career, I taught myself how to make lot’s of rows of Random Constrained Data in a comparatively short time. With the help of a few good folks over time, the method has been […]
2023-09-18
3,924 reads
Performance Tuning with SQLFacts Tools
The need for performance tuning your SQL Server workloads has never been more critical. As workloads are moved into cloud services, their efficiency has a direct impact on the recurring bills. A workload that consumes more resources than necessary costs more to host in the cloud and affects the bottom line for your organization.
2023-04-07
10,984 reads
Getting started with ROUND() and Its Use Cases
Learn the basics of the ROUND() function in this article.
2022-12-02
3,078 reads
How to get IO statistics of SQL Server database files
This article shows how you can query your database files to get metadata about them and use that to get the reads, writes, and other IO statistics.
2022-11-18
10,232 reads
Manage Your Business Rules in T-SQL Query
Motivation At some point in the carrer, we have come across the problem of hard-coded values in SELECT or WHERE clauses. And we all agree that these hardcoded values must be parametrised. This bad habit usually backfires when we need to troubleshoot a query. These hardcoded values are usually a business role baked in the […]
2022-10-18 (first published: 2022-09-02)
11,340 reads
Working with T-SQL function AVG ()
Learn about the T-SQL function, AVG(), and see how it is used in a few different cases.
2022-07-01
2,722 reads
SQL Server Monitoring Using Free Tools
You can do essential monitoring of SQL Server instances and databases with a FREE toolkit!
2022-01-28
7,108 reads
Playing popular game of Wordle using T-SQL
Popular and addictive game of Wordle is now written in Transact SQL script. With this script, you can now play this game on Microsoft SQL Server, using your favourite editor - SSMS, ADS, VS Code, and enjoy playing the game during free time, or whilst waiting for the other SQL query to complete.
2022-01-19
717 reads
Blogs
Identity Columns Can’t Be Updated: #SQLNewBlogger
By Steve Jones
I’m not sure I knew identity column values could not be updated. I ran...
Rolling Back a Broken Release
By Steve Jones
We had an interesting discussion about deployments in databases and how you go forward...
A bespoke reporting solution doesn’t have to cost the earth
By ChrisJenkins
You could be tolerating limited reporting because there isn’t an off the shelf solution...
Forums
Can someone please explain what happens?
I have mentioned this several times over several years. Can someone please help me...
SELECT COUNT(DISTINCT) returns null when nothing is found instead of 0
SELECT COUNT(DISTINCT Component) AS Found FROM tblComponents WHERE(Component NOT LIKE '%[a-z]%') AND(LTRIM(RTRIM(Component)) = 'GM13622')...
Remotely Engineer Fabric Lakehouse objects: The Fabric Modern Data Platform
Comments posted to this topic are about the item Remotely Engineer Fabric Lakehouse objects:...
Question of the Day
Creating JSON III
In a SQL Server 2025 table, called Beer, I have this data:
BeerIDBeerName 1Becks 2Fat Tire 3Mac n Jacks 4Alaskan Amber 8KirinI run this code:
SELECT JSON_OBJECTAGG(
BeerID: BeerName )
FROM beer;
What are the results? See possible answers