SQL Puzzle 2: Eight Queens
This puzzle was first proposed in 1848 by a composer of chess puzzles called Max Bezzel and has since spawned...
2019-04-26 (first published: 2017-07-19)
2,198 reads
Matthew McGiffen
- Twitter: @MattMcGiffen
- Website: https://matthewmcgiffen.com/
SQL Puzzle 3: Knights and Queens
I thought I’d do another chess puzzle this month. This one is a variant on the Eight Queens problem:
SQL Puzzle...
2019-04-26 (first published: 2017-08-22)
2,316 reads
SQL Puzzle 4: The Beale Papers
I’ve not done a SQL puzzle for a while so thought it was getting overdue…
I set this one for my...
2019-04-26 (first published: 2017-11-08)
1,474 reads
SQL Puzzle 5: Prime Magic
Quite a few of you have read or attempted the previous puzzle SQL Puzzle 1: Magic Squares
As a quick reminder, when...
2019-04-26 (first published: 2017-12-19)
1,653 reads
SQL Server Agent and Daylight Saving time
There was a bit of chat today on the SQL Community slack about UTC and Daylight Saving Time. It reminded...
2019-04-26 (first published: 2017-07-19)
2,545 reads
SQL Server Query Store
Query Store was, probably without doubt, the most anticipated and talked out new feature in SQL 2016. Certainly by the...
2019-04-26 (first published: 2017-03-13)
6,348 reads
Statistics and Cardinality Estimation
Cardinality
This is a term originally from Mathematics, generally defined as “The number of objects in a given set or grouping”....
2019-04-26 (first published: 2017-06-20)
5,805 reads
Statistics and the Ascending Key Problem
I’ve mentioned previously how not having up to date statistics can cause problems in query performance. This post looks at...
2019-04-26 (first published: 2017-07-25)
7,522 reads
Statistics Parser
In the last post we looked at using the STATISTICS IO and STATISTICS TIME commands to measure query performance.
If you’ve...
2019-04-26 (first published: 2017-05-31)
2,358 reads
Table Variable Performance “Fixed” in SQL 2019
Reading the new features for SQL 2019 I spotted this:
One of the most popular posts on my blog last year...
2019-04-26 (first published: 2018-09-25)
2,545 reads
Blogs
“We love to debate minutiae”
By Brian Kelley
I am guilty as charged. The quote was in reference to how people argue...
Advice I Like: Knots
By Steve Jones
Learn how to tie a bowline knot. Practice in the dark. With one hand....
Shifting Mindsets: Why FinOps is Essential for Cloud Efficiency
By HeyMo0sh
As a DevOps practitioner, I’ve always focused on performance, scalability, and automation. But as...
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Windows logins for users migrated from DomainA to DomainB
Hi, I have a SQL Server instance where users connect to via Windows Authentication,...
Multiple Deployment Processes
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How to Use sqlpackage to Detect Schema Drift Between Azure SQL Databases
Comments posted to this topic are about the item How to Use sqlpackage to...
Question of the Day
Upgrading Admin Queries
I have a query from a former DBA that we run on SQL Server 2025 to check on database metadata. This query references sys.sysaltfiles. I want to refactor this code to be more modern. Which DMV should I reference instead?
See possible answers