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
7,305 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)
9,235 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
2,315 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
1,349 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
887 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)
27,866 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
3,734 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
10,652 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)
8,929 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
775 reads
Blogs
Don’t Fear the Technology
By Brian Kelley
The concern that a particular technology is going to destroy the world seems to...
Creating a Custom SQL Server Security Checklist Using the DoD STIG
The STIG is detailed, which is a good thing, but I found myself wanting...
Creating a Local Model Chatbot on Windows
By Steve Jones
After my session at VSLive last week, I had a few questions from the...
Forums
RegEx Functions III
Comments posted to this topic are about the item RegEx Functions III
Optimized Locking in SQL Server 2025: Fewer Locks, Less Blocking, and the Cases It Cannot Fix
Comments posted to this topic are about the item Optimized Locking in SQL Server...
Finely Tuned Models
Comments posted to this topic are about the item Finely Tuned Models
Question of the Day
RegEx Functions III
If I run the REGEXP_LIKE() function, does it match values in a case-sensitive fashion, or a case-insensitive fashion by default.
See possible answers