DBA 101: Altering a column
People always ask me what tools I use. Mostly this question comes from the topic of monitoring. I can honestly...
2017-02-06 (first published: 2017-02-02)
2,222 reads
Daniel Janik
Query tuning 101: Non-trusted Foreign Keys
Foreign keys are an interesting feature of relational databases. They help enforce data integrity, sometimes help improve performance by eliminating...
2017-01-05 (first published: 2016-12-30)
3,542 reads
Off topic: The two cycle engine and your career path
I’ve been in technology for twenty years now. I’ve seen hundreds of environments, nearly 300 while employed at Microsoft alone.
One...
2016-12-30
778 reads
Using Memory Optimized tables for reporting
I recently worked on a project for fraud. This project needed to relate 67 million accounts to one another “Kevin...
2016-12-27
1,303 reads
What keeps clearing my query stats?
I was building out a blog post about cardinality today and noticed that sys.dm_exec_query_stats was getting cleared my my Surface...
2016-12-27 (first published: 2016-12-08)
2,001 reads
Query Tuning 101: Debugging a procedure
I was recently asked to help tune a stored procedure that has been historically taking between 55 and 60 seconds...
2016-12-15 (first published: 2016-11-30)
4,389 reads
Nintendo NES Classic Edition giveaway! #SQLFamily
I’ve managed to get my hands on a Nintendo NES Classic and I’m going to give it away. The details...
2016-12-13
701 reads
Query tuning 101: How to measure Query Plan I/O cost
If you’re a DBA or a developer chances are you’ve looked at a query plan or two. While looking at...
2016-11-23 (first published: 2016-11-18)
3,315 reads
Query tuning 101: Problems with IN ()
If you’re a DBA or database developer, chances are you will have to write or rewrite queries from time to...
2016-11-14 (first published: 2016-11-10)
5,702 reads
Why Halloween slowed your queries
Let me start by saying that this isn’t your typical post about the Halloween problem. This is intended to describe...
2016-10-31
982 reads
Blogs
A bespoke reporting solution doesn’t have to cost the earth
By ChrisJenkins
You could be tolerating limited reporting because there isn’t an off the shelf solution...
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...
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