Power BI Incremental Refresh with Web API Data Source
It’s been a while since I typed up a blog post but life, even in the midst of a pandemic, has been busy and crazy. As you can imagine,...
2020-06-02 (first published: 2020-05-20)
798 reads
SQL with Dustin Ryan
Welcome to Azure Synapse at SQL Saturday Tampa 2020
SQL Saturday Tampa is coming up again in a couple of weeks on February 29th and I’m excited to announce that I’ll be there and presenting my session Welcome...
2020-02-12
21 reads
Dynamic Column Level Security with Power BI and SSAS
Last week I was asked to tackle a requirement by a customer adopting Analysis Services to enable data exploration and ad hoc analysis by their users. One of their...
2019-10-15 (first published: 2019-10-09)
810 reads
See You at SQL Saturday South Florida on Saturday June 8th!
SQL Saturday South Florida is on Saturday June 8th and its just around the corner! The event is hosted at the Nova Southeastern University campus in Davie, Florida near...
2019-05-31
47 reads
Visualizing NFL Draft History with Power BI
With the 2019 NFL Draft upon us, of course I wanted to visualize some NFL draft data in Power BI. So I put together this interesting set of visualizations...
2019-05-07 (first published: 2019-04-26)
1,634 reads
Power BI Governance 101 at SQL Saturday 820 in Jacksonville, Florida on May 4
Coming up in just a couple of weeks, I’ll be presenting my session, Power BI Governance 101, at SQL Saturday #820 in Jacksonville, Florida on May 4th. The event...
2019-04-22
29 reads
Data Warehouse Design and Power BI at SQL Saturday Tampa 2019
Hello, fellow data nerds! I wanted to make you aware of a fantastic event coming up this month in Tampa,...
2019-03-11
574 reads
Power BI Architecture Diagram v4 is now available!
I’ve finally updated my Power BI Architecture Diagram to include some of the new features that are now available and...
2019-02-16
787 reads
Calculating Quartiles with DAX and Power BI
Like many of my blog posts, this post is inspired by some work I was doing with a customer who...
2018-09-18 (first published: 2018-08-31)
4,123 reads
NFL Football Player Stats & Analysis 2018 is now available!
I’ve had a lot of people ask me for this over the past few months and its finally (mostly) ready!...
2018-09-03 (first published: 2018-08-21)
2,554 reads
Blogs
AI Helps Me with My Sloppiness
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
The Goldilocks problem – Materialized Views
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
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...
How We Handled a Vendor Retry That Loaded Twice in Snowflake
Comments posted to this topic are about the item How We Handled a Vendor...
Cognitive Coverage
Comments posted to this topic are about the item Cognitive Coverage
Question of the Day
Getting the Average
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