Introduction This article shows how common table expressions (CTE) in SQL Server are naturally suited for navigating trees, such as finding its longest path, or diameter. Recall that a tree is an undirected graph where unique paths exist between any two nodes (i.e. vertices). Any node may be selected as its top node, with its […]
In this article we look at using Window Functions in SQL Server, Oracle and PostgreSQL to see the differences and similarities of the syntax.
The 2021 State of Database Monitoring survey is now open, and we want to know how you’re currently tackling your server, instance, and database monitoring. By taking part, you’ll contribute to the sole industry-wide report on database monitoring, and provide insights into how SQL Server professionals manage their estates and what challenges they face. Plus, you’ll receive an advanced copy of the report and entry to a prize draw to win a $500 Amazon voucher.
A while back I wrote an editorial about how I believed the data community would easily continue after the PASS organization was no more. I'm pleased as punch to be able to report that I was right. Not because I enjoy being right (I do, who doesn't), but because I care very much for the […]
I read this great little blog post called "Trying to Notice What's Missing." It's not real long and it's worth your time. If you'd like a TLDR, the author points out how in-person meetings at conferences resulted in enhancements to open source software due to superior, in-person, communication. Strictly on a personal level, I miss […]
After reading a recent article on identifying islands and gaps in sequential numbers, one of our readers was inspired to develop a more efficient solution for fragmented data. New Author Goce Smilevski brings us his solution and supporting data to show how this can be done better.
A year of remote work has made life hard, and harder to get a break from the same environment you are in most of the time.
A frequent question among those learning about DevOps is "How do we do code reviews in this automated process?". Grant Fritchey shares three options - and a word of caution - to ensure you can appropriately understand the changes happening in your system.
Keeping databases secure is critical. In this article, Robert Sheldon explains what to monitor for SQL Server security.
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What is the range for the result from the EDIT_DISTANCE_SIMILARITY() function in SQL Server 2025?
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