The Fastest Way to Combine DATE and TIME Data Types to a DATETIME
Recently while working with a table where there were two columns, one a DATE datatype and a second TIME datatype,...
2015-09-08 (first published: 2015-08-28)
81,486 reads
DwainCSQL
High Performance T-SQL using Code Patterns
What exactly does this mean? We’ve heard of “code patterns” in other programming languages, but what does it mean to...
2015-06-04 (first published: 2015-05-27)
9,280 reads
The Best Tool for Comparing Whether Two T-SQL Queries Produce Identical Results
There is one software tool that should be in every software developer’s tool chest. That is knowledge of the platform...
2015-05-26 (first published: 2015-05-21)
7,618 reads
Excel in T-SQL Part 2 – The Normal Distribution (NORM.DIST) Density Functions
Today’s blog will be the second in a multi-part series on replicating Excel functions in T-SQL, continuing with Excel’s NORM.DIST...
2015-05-14
10,777 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
2,297 reads
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)
9,230 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
1,339 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
873 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
3,684 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
755 reads
Blogs
Presenting with Visual Studio Code
A while back I wrote a quick post on setting up key mappings in...
Advice I Like: In 100 Years
By Steve Jones
In 100 years a lot of what we take to be true now will...
dataMinds Saturday 2026 – Slides
At Saturday the 21st of February I’m presenting an introduction to dimensional modelling at...
Forums
AllocationType as ROW_OVERFLOW_DATA
Hello, I inherited a number of tables with like 20-30 column using nvarchar(256) in...
is it true we cant debug c# scripts in ssis anymore under vs
Hi, i'm running vs2022. I'm trying out a c# script that i'd like to...
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