Joining on NULLs
Watch this week's video on YouTube
It's important to be aware of columns that allow NULL values since SQL Server may handle NULLs differently than you might expect.
Today I want...
2019-03-26
5 reads
Bert Wagner
4 Reasons To Avoid VARCHAR(8000)
Watch this week’s episode on YouTubeWhen first learning SQL Server, I had the brilliant idea of defining every column on...
2019-04-05 (first published: 2019-03-19)
1,599 reads
4 Reasons To Avoid VARCHAR(8000)
Watch this week's video on YouTube
When first learning SQL Server, I had the brilliant idea of defining every column on my table as VARCHAR(8000). After all, the VARCHAR datatype...
2019-03-19
5 reads
4 Reasons To Avoid VARCHAR(8000)
Watch this week's video on YouTube
When first learning SQL Server, I had the brilliant idea of defining every column on my table as VARCHAR(8000). After all, the VARCHAR datatype...
2019-03-19
8 reads
Gaps and Islands Across Date Ranges
Watch this week’s episode on YouTube.In a traditional gaps and islands problem, the goal is to identify groups of continuous...
2019-03-12
5,166 reads
Gaps and Islands Across Date Ranges
Watch this week's video on YouTube
In a traditional gaps and islands problem, the goal is to identify groups of continuous data sequences (islands) and groups of data where the...
2019-03-12
23 reads
Gaps and Islands Across Date Ranges
Watch this week's video on YouTube
In a traditional gaps and islands problem, the goal is to identify groups of continuous data sequences (islands) and groups of data where the...
2019-03-12
2 reads
Dipping into the Cookie Jar
This post is a response to this month’s T-SQL Tuesday #112 prompt by Shane O’Neill. T-SQL Tuesday is a way for the SQL...
2019-03-29 (first published: 2019-03-12)
286 reads
Dipping into the Cookie Jar
This post is a response to this month's T-SQL Tuesday #112 prompt by Shane O'Neill. T-SQL Tuesday is a way for the SQL Server community to share ideas about different database and...
2019-03-12
3 reads
Dipping into the Cookie Jar
This post is a response to this month's T-SQL Tuesday #112 prompt by Shane O'Neill. T-SQL Tuesday is a way for the SQL Server community to share ideas about different database and...
2019-03-12
2 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