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 […]
How Filters and Sorting can Derail SQL Pagination Performance
In my previous tip, Pagination Performance in SQL Server, I showed how to make SQL pagination more predictable – turning O(n) into O(1). I materialized and cached row numbers to page through instead of calculating them on every request. It wasn’t the whole story, though; real pagination queries rarely get to sort without filtering. Users always want more control, and filtering can threaten that predictability.
Tame Those Strings Part 6 - Bending Results
Continuing with Steve Jones series on string manipulation, this article looks at an interesting facet of the SELECT operator.
Tame Those Strings Part 8 - Quoting
Continuing Steve Jones' series on string manipulation in T-SQL, this article examines how quotations are handled in T-SQL.
Tame Those Strings Part 9 - Dynamic SQL
Steve Jones continues his series on string manipulation. This articles examines the issues of quotes when implementing dynamic SQL.
Expensive CPUs
Adding non-core database features to a system can expand its capabilities, but it can also be an expensive use of your hardware and software licenses.
Level 28: DAX Text Functions: The DAX Extract & Modify Functions: LEFT(), RIGHT(), MID(), REPLACE(), SUBSTITUTE()
Business Intelligence Architect, Data Analyst, CPA, and author Bill Pearson introduces a subseries surrounding the DAX Text Functions, including LEFT(), RIGHT(), MID(), REPLACE(), and SUBSTITUTE() and breaks out the operational groups of functions involved. Next, he introduces the “Extract and Modify” group of text functions as the focus of this Level. Finally, he identifies and examines each functional member of the “Extract and Modify
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ISACA AI Material/Exam Prep Discount (May 18 – June 30, 2026)
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If you are considering any of the ISACA AI certs like the Advanced Artificial...
Forums
Why Your Index Isn't Being Used? - Reading Execution Plans to Find the Real Culprit
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Distance Metric Algorithms
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What Can AI Really Do?
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Question of the Day
Distance Metric Algorithms
What are the distance metric algorithms that can be used in VECTOR_DISTANCE()?
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