2013-04-08
2,155 reads
T-SQL
A Simple Formula to Calculate the ISO Week Number
He admits it wasn't his idea but his head sure wishes it was. SQL Server MVP Jeff Moden explains a wonderful, super simple, very high performance formula that will calculate ISO Week Numbers. If you're "stuck" with SQL Server 2005 or less, you're going to like this a whole lot!
2015-10-23 (first published: 2013-04-08)
38,444 reads
2013-04-04
2,333 reads
2013-04-02
2,221 reads
Low Profile Architecture
The goal of this article to show how to get unique transactions per client per month from the data set containing multiple transactions per client per month.
2013-04-02
4,012 reads
TSQL Pivot Rotations using only REPLACE
Pivoting SQL Server tables is always awkward, even with the PIVOT and UNPIVOT operators. If you want to get the job done without GROUP BY or PIVOT, here is a way to do it using only REPLACE.
2013-04-01
6,173 reads
2013-03-28
2,334 reads
HASHBYTES: Is CHECKSUM really required?
When compared with HASHBYTES, CHECKSUM, has a number of drawbacks. Hence, a question that comes up is: Is Checksum really required? In this article, I attempt to answer that question.
2013-03-27
8,230 reads
2013-03-25
2,108 reads
2015-02-05 (first published: 2013-03-22)
4,488 reads
Blogs
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Git forked
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Forums
Expanding into Print
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Downtime Caused by the Postgres Transaction ID Wraparound Problem
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The String Distance I
Comments posted to this topic are about the item The String Distance I
Question of the Day
The String Distance I
In SQL Server 2025, what is returned by this code:
SELECT EDIT_DISTANCE('Steve', 'Stan')
Assume preview features are enabled. See possible answers