Using a GenAI to Help Brent
Brent had a query exercise recently about train stations moving in some order and having overrides to this order in emergencies. I suppose he’s been traveling a lot lately...
2025-06-27
24 reads
Blog Posts
2 Tips to a Working Schedule
When I watched the following video from Justin Sung, I realized that I am often guilty of the two problems he cites with regards to making my schedule work...
2025-06-26
36 reads
Monitoring SQL Server Performance with the Pure Storage FlashArray OpenMetrics Exporter
I’m excited to share a new open-source project I’ve been working on that combines two of my favorite areas: SQL Server and Pure Storage FlashArray performance monitoring. If you’ve...
2025-06-26
37 reads
Parameterize Linked Service in ADF with no Dynamic Content available
When you create linked services in Azure Data Factory (ADF) or in a Synapse Workspace, you typically want to parameterize certain properties of the connection. When you deploy your...
2025-06-26
68 reads
Database Concurrency: MVCC in PostgreSQL vs Row Versioning in SQL Server
What is Concurrency in Databases? Concurrency control ensures that multiple transactions can occur simultaneously without leading to data inconsistency. Two popular concurrency control mechanisms are: MVCC in PostgreSQL PostgreSQL...
2025-06-25 (first published: 2025-06-11)
400 reads
From SQL Server to PostgreSQL: A Story of 5 Key SQL Differences
After spending decades working in SQL Server, getting familiar with PostgreSQL felt like traveling to a country where everyone speaks a language I mostly understand – but with a different accent...
2025-06-25 (first published: 2025-06-11)
770 reads
Teaching at the SC Statewide Audit Conference
Instead of teaching the CISA exam prep course, I'm teaching in the IT track. With Artificial Intelligence (AI) being a central focus in most audit and security tracks, I'm...
2025-06-25
16 reads
PESTLE Analysis for Databases Explained | Real-World Use Cases & Tool
📘 Understanding PESTLE PESTLE is a strategic framework used to evaluate external macro-environmental factors that influence business operations. It stands for This model is particularly useful for assessing how...
2025-06-24
22 reads
SQL Server TempDB: The Most Overlooked Bottleneck
Configuration, Performance, and Unnecessary Usage TempDB is the SQL Server equivalent of a junk drawer – everyone uses it, nobody monitors it, and eventually it becomes a bottleneck you...
2025-06-23 (first published: 2025-06-04)
834 reads
SSMS 21 Fixes Irritating Problem
I have a proper blog post coming out tomorrow for T-SQL Tuesday, but today, celebrate with me that SSMS 21 finally, at long last, fixes the irritating fact that...
2025-06-23 (first published: 2025-06-09)
1,032 reads
Blogs
Advice I Like: Respect
By Steve Jones
“Don’t aim to have others like you; aim to have them respect you.” –...
Blue Sky Programming – The Optimism Trap
Many years ago, before I joined Oracle, I was working on a major modernisation...
Setting Up a Mac for Data Engineering and AI Work
If you work with data pipelines, SQL, notebooks, or machine learning models, a Mac...
Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
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Question of the Day
BIT_COUNT I
In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:
UserID UserPermissions 15 23 37What is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount from dbo.UserPermission where UserID = 3;See possible answers