I’m giving two online sessions soon on virtual events that are free to attend. The first one is at Retro Data (20th of September), a new virtual conference focusing...
2025-09-12 (first published: 2025-09-11)
385 reads
I’m in the progress of migrating some legacy stuff at a client, and in their Power BI environment there are still quite some Power BI dataflows Gen1. I had...
2025-09-05 (first published: 2025-08-20)
368 reads
This article shows how you can easily create connections in your Power BI workspace that use Identity Authentication to connect to your data.
2025-09-05
5,128 reads
When you run a CI/CD pipeline, you often need confidential values like passwords, authentication tokens, service principal secrets etc. when you want to deploy a certain artefact. You don’t want to store those secrets directly in your pipelines as this might pose a considerable security leak. Instead, you either store them as secret variables, or […]
2025-09-02 (first published: 2025-08-04)
1,446 reads
I needed to run a PowerShell cmdlet in an Azure Devops pipeline. The cmdlet in question was New-AzRoleAssignment, but the cmdlet itself isn’t important. What is important is that...
2025-07-09
79 reads
Building pipelines in Microsoft Fabric can be complicated, and it's easy to write code that is hard to maintain. Using parameters in your connections helps to build pipelines that are easily configured.
2025-07-04 (first published: 2025-06-02)
6,648 reads
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
I’m presenting a free webinar at MSSQLTips.com at Thursday, July 10, 2025 at 6PM UTC (8PM CET or 2PM EDT). The abstract: As you might learn from the abstract,...
2025-06-11
67 reads
You can find the slides for my session Building the €100 data warehouse with the Azure Data Platform on GitHub.
The post Techorama 2025 – Slides first appeared on Under...
2025-05-26
49 reads
Disclaimer: this post is not sponsored by Redgate 🙂 For those who’ve missed it, the new version of SSMS is now generally available. It’s a big new version and...
2025-05-21
8,401 reads
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
By way of background, a while back I did video called “My New Favourite...
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
Comments posted to this topic are about the item How We Handled a Vendor...
Comments posted to this topic are about the item Cognitive Coverage
I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers