The Case for Scalar-valued, User-defined Functions in T-SQL
Did you know that scalar-valued, user-defined functions can be used in DEFAULT/CHECK CONSTRAINTs and computed columns? Learn about it...
2015-05-12
7,284 reads
Dwain Camps
Ruminations on Writing Great T-SQL
Today we’re going to try to extend some advice that I once heard from SQL MVP Jeff Moden, which I...
2015-05-04 (first published: 2015-04-23)
9,231 reads
Excel in T-SQL Part 1 – HARMEAN, GEOMEAN and FREQUENCY
Today’s blog will be the first in a multi-part series on replicating Excel functions in T-SQL, starting with HARMEAN, GEOMEAN...
2015-04-29
2,306 reads
Stupid T-SQL Tricks – Part 3: A Zodiacal SQL
Today we’ll learn how you can use T-SQL to calculate your zodiac sign from your birthdate.
“Heeeeeere’s Johnny!” – Ed McMahon introducing...
2015-04-16
1,344 reads
An Even Faster Method of Calculating the Median on a Partitioned Heap
Back in 2013 I wrote an article kindly accepted for publication on the Simple Talk web site called Calculating the...
2015-04-08
874 reads
A Hazard of Using the SQL Update Statement
If you've never encountered this quirk of the SQL UPDATE statement, you should take a look and find a simple way around it.
2015-04-06 (first published: 2013-09-09)
27,814 reads
An Easter SQL
Since Easter is nearly upon us, I got to thinking once again about how challenging it is to calculate the...
2015-03-31
3,719 reads
Identifying Start Dates not Aligned with End Dates on a Prior Row
When effective end dates don't align properly with effective start dates for subsequent rows, what are you to do?
2015-03-24
10,616 reads
Lessons Learned from a Poor-performing VIEW
It is a “common knowledge” among SQL practitioners that VIEWs don’t perform well. Recently during an application’s development I put...
2015-03-20 (first published: 2015-03-12)
8,922 reads
Stupid T-SQL Tricks – Part 2: Retrieving Columns Set to the Current DEFAULT CONSTRAINT Value
“Heeeeeere’s Johnny!” – Ed McMahon introducing Johnny Carson for the Tonight Show
If you’re old enough to remember the Tonight Show hosted...
2015-03-19
768 reads
Blogs
Changing the Owner Removes Permissions: #SQLNewBlogger
By Steve Jones
This is actually inspired by an article SQL Server Central, which taught me something...
T-SQL Tuesday #200 - I Bet It's Bad if I See...
By alevyinroc
T-SQL Tuesday is a monthly blog party hosted by a different community member each...
Azure – HorizonDB
By Vinay Thakur
As Open Source – PostgreSQL and AI is a growing and powerful DB system,...
Forums
How Clustering can be Used as a Preprocessing Technique for Classification in Azure Machine Learning
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Moving the Error Log
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A Security and AI Fail
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Question of the Day
Moving the Error Log
How can I change the location in which the SQL Server error log is written in SQL Server 2025?
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