Exploiting SQL Server Date Correlation Optimization: How Tampered Backups Enable Cross-Database Data Leaks
This article reveals a critical SQL Server flaw: attackers can weaponize Date Correlation Optimization (DCO) views in restored backups
The Power of Data and Privacy
Steve discusses privacy and data that is publicly available on the Internet.
Two New Shortcuts for Fabric Lakehouse Developers: The Fabric Modern Data Platform
This next articles gives you a few quick ways to access data in remote storage.
Using REGEXP_COUNT to Count Strings in SQL Server 2025
We need to find out how many times certain strings appear in a column. We’ve used the LEN and REPLACE functions for years, but recently heard about REGEXP_COUNT and want to evaluate it, since we plan to upgrade to SQL Server 2025. How can we test this new feature?
GPX distance and time analysis in SQL Server
In this article we do a comparative analysis of the distance covered by two athletes during a race using the data of their GPX files.
The DBA is Dead; Long Live the DBA
There have many many times when a company or individual has thought that DBAs aren't needed. Steve doesn't think that has ever been true, nor will it be anytime soon.
Common Misconceptions About Microsoft Certification Exams
An experienced exam writer explains common misconceptions about Microsoft certification exams, question design, preparation, and real-world expectations.
Optimism Without Illusion or Why AI Needs Blunt Technologists
There is a temptation, especially in technology, to mistake momentum for maturity.
How Database Professionals Sent a Million Emails a Day from SQL Server
This is part of a look back at the history of SQL Server Central as a part of our 25-year celebration in Feb 2026. "They want how much?" That was a question I got from Andy one afternoon as we discussed how we were going to manage the growth of SQL Server Central. I had […]
Blogs
A Cloud Dependency Failure from Amazon
By Steve Jones
I went to sleep while reading a Kindle book on my phone. I know...
Deploying AI in logistics (the unfiltered version)
A conversation with Jan Laš, CIO at HOPI, about what deploying a data agent...
T-SQL Tuesday #198 Invitation: How Do You Detect Data Changes?
It's time for T-SQL Tuesday #198! This month's topic is change detection. The post T-SQL...
Forums
SPAM Issues May 2026
We suffered a SPAM attack from May 1-6, which unfortunately corresponded with time off...
SQL Password enforcing
Hi to all We have situation at a client where someone is illegally changing...
SQL Password enforcing
Hi to all We have situation at a client where someone is illegally changing...
Question of the Day
Creating a JSON Document III
I have this data in a table called dbo.NFLTeams
TeamID TeamName City YearEstablished ------ -------- ---- --------------- 1 Cowboys Dallas 1960 2 Eagles Philadelphia 1933 3 Packers Green Bay 1919 4 Chiefs Kansas City 1960 5 49ers San Francisco 1946 6 Broncos Denver 1960 7 Seahawks Seattle 1976 8 Patriots New England 1960If I run this code, how many rows are returned?
SELECT TOP 2
json_objectagg('Team' : TeamName)
FROM dbo.NFLTeams;
See possible answers