Explicit Transactions
There are frequent misunderstandings about Explicit Transactions, not limited to use of 'nested transactions'. This article attempts to explain by example many of the behaviors of this feature.
What to Do When SQL Server is Slow
Brent Ozar's session for the PASS DBA Fundamentals virtual chapter.
Generating Completely Random Sample Output from a Dataset
This short article shows a simple example of how to generate completely random sample output from a Dataset
Principles of Data Protection
Protecting data in SQL Server is not as simple as setting a few properties. While there are great security features in SQL Server, such as Transparent Data Encryption, production data may end up in places throughout the organization. In this article, Brian Kelley talks about the best ways to secure data using the concept of least privilege.
Stairway to AlwaysOn Crossword
This crossword puzzle is based on the contents of the Stairway to AlwaysOn.
Examples of using XQuery to update XML Data in SQL Server
What is the most efficient way to modify XML values? To allow for precise modification of XML nodes and values, the XQuery XML query language employs an extension known as the XML Data Modification Language (DML). The XML DML uses the XML modify() method, which makes use of three operational keyword sets: insert, replace value of, and delete. Seth Delconte takes a closer look.
Ensuring Each Client has a Full Set of Key-Value Pairs
In this piece, we find out about a business issue that can occur when using key value pairs in your database to describe information about other entities.
Blogs
T-SQL Tuesday #202: 100 Hours
By Steve Jones
It’s time for T-SQL Tuesday again and this is a great prompt to start...
T-SQL Tuesday
By alevyinroc
T-SQL Tuesday is a monthly blog party hosted by a different community member each...
Exploring DiskANN: Part 2: PQ, SSDs, caching and beam search
How I used AI for this postChatGPT to generate images based on info specifically...
Forums
Databricks Genie Spaces for SQL Analysts: Natural Language Querying Without Leaving Your Data Platform
Comments posted to this topic are about the item Databricks Genie Spaces for SQL...
The Costs of Multiple Platforms
Comments posted to this topic are about the item The Costs of Multiple Platforms
RegEx Functions II
Comments posted to this topic are about the item RegEx Functions II
Question of the Day
RegEx Functions II
I have this data in a table in a SQL Server 2025 database:
EmailAddressID EmailAddress 7 dylan0@ADVENTURE-WORKS.COM 8 Diane1@ADVENTURE-WORKS.COMIf I run this query, which row(s) are returned?
SELECT top 10 * FROM person.EmailAddress WHERE REGEXP_LIKE(EmailAddress, '^d') AND BusinessEntityID IN (7,8)See possible answers