Revisiting SQL Server Window Functions- A Practical Walkthrough
A look at window functions in SQL and how they can be used to query data without the restrictions of a GROUP BY.
2025-09-12
6,853 reads
ROW_NUMBER()
ROW_NUMBER(): An efficient alternative to subqueries – Scenario 2
Introduction In the first article I discussed how the ROW_NUMBER() function can cut down resources spent on queries dealing with versioning. In this article I will discuss how the ROW_NUMBER() function can help when dealing with range requirements. The code samples are available for download. The name of the file is RowCountScenario2-CodeDownload.sql. Scenario 2 – […]
2009-05-29 (first published: 2009-05-26)
10,635 reads
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Question of the Day
Missing the Jaro Winkler Distance
I upgraded a SQL Server 2019 instance to SQL Server 2025. I wanted to test the fuzzy string search functions. I run this code:
SELECT JARO_WINKLER_DISTANCE('tim', 'tom')
I get this error message:Msg 195, Level 15, State 10, Line 1 'JARO_WINKLER_DISTANCE' is not a recognized built-in function name.What is wrong? See possible answers